the sum of two sisters is 41. After 5 years the elder sister will be twice as old as the younger sister. find their present ages

Oliver read for 450 minutes this month. His goal is to read for 10%, percent more minutes next month. If Oliver meets his goal, how many minutes will he read in all during the two months?

How to expand (2x+1) (x+1)

Mrs. Fowler has 28 students in her class, and 16 of them are boys. What is the ratio of girls to boys? A. 4 : 3 B. 3 : 4 C. 4 : 11 D. 3 : 11

The population of a small rural town in Iowa went from 5700 people in 1998 to 7945 in 2005. What is the rate of change in the population for this town? A) - 321 per yr B) 321 per yr C) 1135 per yr D) 1825 per yr

If there are n teams in a league and each team plays each other twice in a season, the total number of games is given by the polynomial squared 2 minus-n equals=n. a women's basketball league plays a total of 156 games.

John needs to cut three strips of woods, 25.5 cm, 15.3cm and 9.25cm long. He has a strip that is 72 cm long. How long will leftover piece be after he cuts what he needs?

Which property should be used to solve this equation 4+x=13

a store has some sale on let supplies the price of each item is marked down 25% the store also offers a coupon for 5 off for when you check out write an expression that represents the final price after a customer uses the coupon

T increased by r the answer

to multiply a number by 12, Carter likes to multiply the number by 10 and then multiply it by 2 and add the product. Write an expression with parenthesis how carter would solve 12*16