Using prime factorization find the lcm and GCF of 21 and 5

A tennis team is selling tickets to a car wash for six dollars when they do not sell very many tickets the team decreases the price twenty-five percent what is the new cost of a ticket

The sum of two integers is 120. One number is 16 less than the other number. Find the two numbers.

John is catering a luncheon and needs 15.34 15.34 pounds of sugar. If sugar is only sold in one pound bags, how many bags should John buy?

Two auction websites start with 100 members each. At site A, the number of members doubles each month. At site B, 500 new members are added each month. Between months 5 and 6, which website gains more members and by how much?

Write 0.07131 correct to 3 decimal places

What can each term of the equation be multiplied by to eliminate the fractions before solving

Find the missing number in the following pattern explain your reason 12,24, 72, and 288,

How to find the Base and height of the triangle

Lita estimates she will read 24 books during the summer. She actually reads 9 books. what is the percent error of her estimate?

We mathematical induction to prove the statement is true for all positive integers n. 8+16+24 + ... + 8n=4n (n+1)