How many significant figures are there in the following measurements?

a. 78.9 m

b. 3.788 x 10's

c. 2.46 x 106 kg

d. 0.0032 mm

Two of the sides of a right triangle are 8 and 6 units long. How long is the third side? Find all possible answers.

How many solutions does the system have? 3x-5y=15 6x-10y=30

on a final exam Alex answered 21 out of 25 questions correctly. he needs to score at least 80% to receive a b in the couse

D g/h for d = 45, g = 18, and h = 9

Jamal is planning the seating for the new auditorium. He drew 15 seats for the first row, and is planning on each following row to have 3 more seats. Write a function that can be used to solve for the number of seats Jamal will have in the nth row.

Two similar cylinders have surface areas of 24pi cm^2 and 54pi cm^2. The volume of the smaller cylinder is 16pi cm^2. What is the volume of the larger cylinder? A. 36pi cm^2 B. 36pi cm^2 C. 48pi cm^2 D. 54pi cm^2

Solve for w k=2b-5w/3k

A milkshake is 4 parts milk, 2 part banana, and 1 part protein powder. What percent is banana?

Mikas wants to bake 24 muffins for his birthday party. To bake six muffins, he needs two eggs. Eggs are sold in boxes of six. How many boxes does Mikas need to buy?

356.32 is 68% of what number?