Amy's age plus Betty's age is 29 years. Amy's plus Carl's age is 27 years. Betty's plus Carl's age is 22 years. What is the difference between the oldest child and the youngest child is?

What is 39 divided by 9

How many grams are in 6.5 kilograms

5 x 10 ^3 + 4.3 x 10^4=

What fraction of £2 is 20%

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? Show your work to support your answer. (Assume that 1 month=30 days)

The transitive property holds for similar figures. true false.

Each prize for a carnival booth costs $0.32. How many prizes can you buy with $96?

Area of 135 square meters and the length is 15 meters

How do you solve a/6=15/2?

Samantha measured the dimensions of a rectangle poster frame. it was 3/4 yard long and 1/2 yard wide. what is the area of the frame?