72 is 30% of what number

What is the domain and range of f (x) = -2[x+1]?

there are 2 piles of paper on a desk. each pile has the same number of papers. there are 12 people in all on the desk. how many papers are in each pile?

Find the required measurements of the following trapezolds. a = 8 cm b = 16 cm h = 10 cm Compute the area. 7 cm?

Identify the statistical question. Explain your reasoning A. How many hours of television did you watch each day this week B. How many hours of television did you watch on Saturday

You're buying snacks for an Econ Club meeting. You've been given $100 to spend on chips and soda. If bags of chips cost $3 each and Soda costs $1 each, how much of each can you buy? a. 10 bags of chips and 75 sodasb. 30 bags of chips and 15 sodasc.

Will give brainliest! Which is NOT correctly written in scientific notation? a: 7.0 X 104 b: 8.001 x 101 c: 1 X 102 d:0.6 X 10-1

Mischa dives from a platform that is 10 meters above water. Her dive takes her 3.8meters below the surface of the water. How far does Mischas dive take her

Elizabeth had 10 stamps. She decided to write letters to some of her relatives. After she sent her letters, she had 6 stamps left. How many letters did she mail? A. 10 - 4 = 6 B. 60 6 = 10 C. 6 + 10 = 16 D. 10 - 6 = 4

Are the ratios 9:5 and 3:2 equivalent? yes or no

Write an equation for a circle with center at (-9, 5) and diameter = 24.