Joanna is carrying her books to school in her backpack. Her library book weighs 3/8 of a kilogram. Her science book weighs 5/8 kilograms. How much do Joanna's book weigh altogether?

Fa Square Pyramid What is the surface area of a pyramid with a base area of 25 ft2 and lateral faces each with areas of 15 ft? ft²

The volume of a cylinder is 252pi cmcubed. The radius of the base of the cylinder is 3 cm. What is the height of the cylinder?

Suppose a normal distribution has a mean of 48 and a standard deviation of 2. What is the probability that a data value is between 43 and 46? Round your answer to the nearest tenth of a percent. A. 17.2% B. 16.3% C. 14.2% D. 15.2%

Given that 1 pound = 16 ounces, convert 48 ounces to pounds.

Two mechanics worked on a car. the first mechanic worked for 10 hours, and the second mechanic worked for 15 hours. together they charged a total of $1225.

X/6 2=8 how do i do this

A used bookstore will trade 2 of its books for 3 of yours. If Val bring in 18 books to trade, how many books can she get from the store

Two sides of a triangle are 15 mm and 10 mm. The perimeter of the triangle is 35 mm. What's the third side?

Sheila has five times as many markers as day together they have 18 markers how many markers does Sheila have

Flying against the wind, an airplane travels kilometers in hours. Flying with the wind, the same plane travels kilometers in hours. What is the rate of the plane in still air and what is the rate of the wind