Find the exact sum or difference. 7/15+9/15

A tree casts a shadow that is 20 feet long. Frank is 6 feet tall, and while standing next to the tree he casts a shadow that is 4 feet long. How tall is the tree? How much taller is the tree than Frank?

Simplify: 2x^-4/3xy a. 4/x^3y^6 b. 4x^3y^2/3 c. 4y^2 d. 2/3x^5y

What type of sampling is shown here: Conduct a survey of everyone in your neighborhood to predict city elections. A. Random B. Cluster C. Convenience D. Stratified

Linda is going for a walk. she takes 3 hours to walk 4.8 miles. what is her speed?

walt averages 98 miles per hourin 4 races. if each race is 95 miles in lenght, how many miles did walt drive in the race?

A stainless steel patio heater is a square pyramid. The length of one side of the base is 23.4 in. The slant height of the pyramid is 88.6 in. What is the height of the pyramid? The height of the pyramid is about nothing in.

Sarris savings account balance change by $34 one week and by - $67 the next week which amount represents the greatest change

Ann and Tom are in a 10-week reading program. Ann reads 3 books each week. Tom reads 4 books each week. How many more books does Tom read at the end of 10 weeks than Ann reads

Wilma loves to run. On Monday, Wednesday, and Friday, she ran for 1 hour and 15 minutes each day. On Tuesday and Thursday, she ran for 50 minutes each day. How many minutes did Wilma run in total?

write an equation that represents the amount of money in a saving account f (t), after t years, that started with $1000 and grows at a rate of 3%?