A weather balloon holds 2,000 cubic meters of helium. The density of helium is 0.1765 kilograms per cubic meter. How many kilograms of helium does the balloon contain?

What number is 2% of 35?

Sonja and Jake just got married. They received $4,500 in gift money and deposited it into a savings account that pays 2.85% simple interest. How much will they have in savings after 3 years?

A bag contains green marbles and red marbles, 36 in total. The number of green marbles is 1 more than 4 times the number of red marbles. How many green marbles are there?

What is the volume of the square pyramid shown, if the base has a side length of 8 and h = 9? A) 192 B) 224 C) 368 D) 576

A parabola opening up or down has vertex (0, - 7) and passes through ( - 6,2). Write its equation in vertex form. Simplify any fractions.

Solve for x: - 2 (x+3) = - 2 (x+1) - 4

How many ways can you make 7 with 2 and 1?

How do I simplify 5x+1?

Solve 2|x|-1=3 and give the final answers that would make it the equations true

35% of what number is 84?