At a certain time of day, a 5 foot tall man has a 7.5 foot tall shadow. if a tree is 15 feet tall, what is the length of the shadow of the tree?

A cookbook has dimensions 12cm by 16cm. what scale factor should be used to make an enlarged version that has dimensions 21cm by 28cm

What are the steps to prove z+z+z+z=4z

a nervous kicker usually makes 70% of his first field goal attempts. if he makes his first attemply, his success rate rises to 90%. what is the probablity that he makes his first kick and he makes the second kick?

Original price : 29.99; Markdown 33 1/3 %

Using 3.14 for pi calculate the circumference and area for the circle below

Omar has 2 3/4 cup of Joe to make dumplings. If he uses 3/16 cup of Joe for each dumpling how many whole dumplings can Omar make?

Find the solutions to y = - 8x for x = 2, 4, and 8. (16, 2), (32, 4), (64,8) (2, 16), (4, 32), (8, 64) (-16, 2), (-32, 4), (-64,8) (2, - 16), (4, - 32), (8, - 64)

A wireless phone company determines the 12 bones out of every 350 phones are returned because of defective screens if the company just purchased 2000 more units how many model a fun should I expect to return

What's the future value of $1,200 after 5 years if the appropriate interest rate is 6%, compounded monthly?

Nivyana and Ana are selling their apparel to earn money for a cruise. Knitted scarves are $50 each in Mittens are $25 per pair. they cannot make more than 30 scarves and mittens combined.