How many rives usa has

A carton of paper is priced at $27.00 now. If the papergoes on sale for 25% off the current price, what will be the sale price of the carton?

Two questions 1. angle A and angle B are complementary. If angle A is 85 degrees, what is angle B? Select one: a. 10 degrees b. 90 degrees c. 5 degrees d. 95 degrees 2. angle J and angle K are supplementary.

There are 72 fish in an aquarium. 1/6 of them are angelfish and the rest are mackerals. When more angelfish are placed in the aquarium, the fraction of angelfish increases to 7/10. How many angelfish are there in the aquarium now?

If p=2-a then prove that a³+6ap+p³-8=0

How to find radius from circumference

The green turtle lays eggs that are approximately spherical with an average diameter of 4.5 centimeters. each turtle lays an average of 113 eggs at one time. find the total volume of these eggs, to the nearest cubic centimeter.

Three brothers share 2 sandwiches equally. Hoe much of a sandwich does each brother get?

1,000 at 6% annual interest

What is the formula used to determine the volume of a prism? A) Area of the base : height. B) Area of the base · height. C) Perimeter of the base · height. D) Perimeter of the base · area of the base · height

Is it possible to write a radical without using the radical symbol