Covert 7 pi over 5 to degrees

Suppose a lab needs to make 400 liters of a 39% acid solution, but the only solutions available to the lab are 20% acid and 50% acid.

A rock has a mass of 100 grams and a volume of 50 cubic centimeters. What is its density?

The sum of the series below is 10,900. How many numbers, n, are in the series? 19 + 20.5 + 22 + 23.5 + ... + 181 27 100 109 135

Who revolutionized science by publishing his argument that mathematics was the underlying rule of the physical nature of all things?

You roll a six sided die twice. What is the probability of rolling a 2 and then an odd number?

Write an expression that is equivalent to 3 (2n+3) + 9

A motor with an efficiency of 75% must supply 240 j of useful work. what amount of work must be supplied to the motor? j 180 j 320 j 420 ja motor with an efficiency of 75% must supply 240 j of useful work.

Brenda is buying wallpaper remover for her bedroom. She learns that the hardware store carries three sizes of cans, 15 ounces for $4.29, 33 ounces for $8.16, and 64 ounces for $15.19.

Write 4.123 in expanded form

How do I solve calculating prices using discounts and tax rates fruit smoothie: $4.25 Discount rate: 12.5 Tax rate: 9:25