What is the circumference of a circle with a radius of 91 mm? (use 22/7 for pi; show your work in numbers)

Elizabeth mulitiplied 0.63 by 1.8 which is the correct product

A tool set on sale for $424.15. The original price of the tool set was $4.99. What percent of the original price is the sale price?

For every 1 litre of water used to make a medicine, 193ml of sucrose and 13ml of saline solution are used. Express the amount of water, sucrose and saline solution needed as a ratio in its simplest form.

A plumber charges $55 for a service call plus $35 per hour. if the plumber's bill was $160, how many hours was he there?

Charlie and Tyler bought a pizza Charlie ate 3/8 and Tyler ate1/2how much of the pizza did they eat

Which is the BEST revision of this sentence? People, who are listening to their ipods while running are actually endangering their lives. A) People who, are listening to their ipods while running are actually endangering their lives.

Convert the 5.78m/s into miles per hour (mi/hr) (1 mile = 1.609 km and 1,000 m = 1km)

Order from least to greatest. 1/2, 1/8, 1/16, - 0.6

Four times more money than Elliot saved

For the polyhedron, use Euler's Formula to find the missing number. faces edges: 8 vertices: 5