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مسائل مشهورة

In 3 years, Toni will be 3 times as old as his sister Alex. A year ago, Toni was 7 times as old as Alex. How old are they now?

Cody is twice as old as Evan and five years ago the sum of their age was 11. Find the age of each boy now.

3 years from now Mary will be 24 years old. In 11 years, the sum of the ages of Mary and Peter will be 57. How old is Peter right now?

three less than three times a number is 5/6 .what is one more than twice the number

zoo has 15 Emperor penguins. The Emperor penguins make up 30% all the penguins at the zoo. How many penguins live at the zoo? penguins

The sum of three consecutive integers is 39 What are the 3 integers?

Ishaan is 2 times as old as Christopher. 35 years ago, Ishaan was 7 times as old as Christopher.

3 students equally share 1 tube of glue for an art project.How much glue does each student get Explain or show your reasoning

After a 24% discount, you paid 48.64 for a pet gold fish.What was the cost of the fish before the discount?

twice the difference of a number and 3 equals 9

three times the sum of a number and 24 is less than or equal to 16.

The product of eight and two more than a number is ninety-six. What is the number?

If two dice are rolled together, what is the probability that the values shown will add up to a total of 6

One number is 14 of another number. The sum of the two numbers is 5. Find the two numbers.

The price of a car is 6000. the selling price after 10% of markup is

the sum of number and 2 is 6 less than twice that number

Roy starts with 24 bananas. He gives 23 to Patrick. How many bananas does Roy end with?

Find two consecutive whole numbers that sqrt(51) lies between

what number is 13% of 65

A number increased by 7 is less than 5

the sum of twice a number and 11 is equal to 55

What is the velocity of a plane that traveled 3,000 miles from New York to California in 4.5hr

The sum of two numbers is 50. The larger number is 12 more than the smaller number. What are the numbers?

When six is subtracted from five times a number, the result is 9

The second of two numbers is 4 times the first. Their sum is 50. Find the numbers

4 less than 5 times a number is 12

20 is 80% of what number?

Ten years ago, Sarah was thrice as old as Mark. If Sarah is currently 40 years old, how old is MArk?

michael is 10 times as old as carol. if the sum of carol and her father, michael is 100. what is their present ages

The sum of 4 consecutive integers is-54 . What is the greatest integer?

The sum of two numbers is 36. One number is 2 times as large as the other. What are the numbers?

3200 liters of rain fell in a park. If 30% of the surface were impervious, how many liters of rain ran off these surfaces?

Suppose that a researcher estimates that the initial population of honeybees in a colony is 500 . They are increasing at a rate of 14% per week.

The difference between two positive numbers is 7 and the square of their sum is 289 . Find the two numbers.

three more than twice a number is nine

The product of 7 and a number, increased by 3 is equal to twice the number, subtracted from 39 Find the number.

Twice a number is at least 15

when 5 is added to three more than a certain number, the result is 19. what is the number?

The sum of two numbers is 42 . The greater number is equal to 5 times the smaller number. Find the numbers.

Find the discount sale price of a 72 item that is on sale for 35% off.

6 customers entered a store over the course of 3 minutes. At what rate were the customers entering the store in customers per minute?

Cody bought 55 pounds of chocolate for 40.5040.50. What was the price for one pound of chocolate??

Fifty-two is greater than the difference of four and eight times a number.

One number is 6 less than 7 times another. If the sum of the numbers is-14 , find the two numbers. Answer:

the sum of 4 and a number divided by 2 is less than-6

The sum of three consecutive integers is-27 . Find the value of the middle of the three.

In a box there are 1550 apples. 42.5% are red and rest of them are green. How many red apples in the box?

the square of a number equals five times that number

A fair coin is tossed 7 times. What is the probability that all tosses will be tails

the sum of two numbers is 24. one number is 8 more than the other. what are the numbers.

The product of-9 and a number, increased by 15 is-7. Find the number.

jet travels 600 miles in 5 hours. At this rate, how far could the jet fly in 8 hours? What is the rate of speed of the jet?

One number is five less than three times another number. If the sum of the numbers is 3, find the numbers.

0.08 is 10 times as great as what number?

Carrie planted 48 tulips in 12 minutes. How many tulips did she plant per minute?

it $2000 in an account that earns simple interest at an annual rate of 4% How long $500 in interest?

21 less than four times number is the same as six times the number plus What is the

One number is 10 less than 5 times the second number. Their sum is 26. Find the numbers.

The difference of three times a number and half the number is 60

the sum of three consecutive integers is 15. find the integers

8 is 20% of what number?

The sum of two numbers is twenty. Three times the smaller is equal to two times the larger. Find the two numbers.

sum of a number and 8 is less than 12

The sum of an integer and 5 times the next consecutive odd integer is-32 . Find the value of the lesser integer.

Three consecutive even integers have a sum of 48 . Find the integers.

Rahul mowed 10 lawns in 12 hours. What was his rate of mowing in hours per lawn?

There are 3 consecutive integers that sum to 132.

The sum of two numbers is 60. The smaller number is 14 less than the larger number. What are the numbers?

60% of what number is equal to 30?

In what time will $400 amount to $512 if the simple interest is the calculated at 14% p.a.?

Question 8 SHOPPING Stevenson's Market is selling 3 packs of stylus pens for $5 How much will 10 packs of stylus pens cost at this price?

Associative Property 28 is 160% of what number?

The product of two consecutive numbers is 650 . Find the numbers.

Twenty-five decreased by one fifth of a number is 18 . Find the number.

twice the difference of a number and 8 is greater than 25.

Question 15 If 8 pens cost 12.80 how much would 10 pens cost?

Kira went for a drive in her new car. She drove for 142.5 miles at a speed of 57 mph. For how many hours did she drive?

The sum of two numbers is 24. One number is 2 times as large as the other. What are the numbers?

Today only, a table is being sold for 258.40 . This is 34% of its regular price. What was the price yesterday?

30 subtracted from three times a number is 4 more than the number. Find the number.

Fine the largest of two consecutive even integers such that three times the larger added to the smaller is 54

The sum of three consecutive odd integers is 75 . Find the value of the middle of the three.

The sum of 5 consecutive even numbers is 310.What is the third number in this sequence?

91 is 10% of what number?

Twice the difference of a number and 3 is 7

The sum of three numbers is 12 . The third is 6 more than 8 times the second. 7 times the first is 8 less than 6 times the second. Find the numbers.

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