Suppose that a chemist is mixing two acid solutions, one of 50 % concentration and the other of 60 % concentration. Which of the following concentrations could not be obtained?

A. 52%

B. 55%

C. 58%

D. 63%

The length of a rectangle is four times it's width. of the width is 15, what is the area?

329 ten thousandths is how much greater than 32 thousandths

How much would It cost if an item is 50.00 dollars in total but has 30 % of?

Architect made a model of a triangular office building using a scale of 1.5 inches equals 5 meters if the height of the model is 9 inches and the area of the actual building is 75 square meters what is the base of the actual building

What is the mean of this data? 12, 18, 11, 25, 38, 22

14 is 28% of what number?

Simplify the complex fraction. 2 3/4 / 1 1/8

The ratio for the pass to fail results of a Functional Skills Level 1 exam is 7 : 2. If 12 learners failed, how many passed?

Liam uses 2 quarts of yellow paint and adds 3 1/4 Jars of blue paint. Evan uses 1/2 quarts of yellow paint and adds 5 1/2 of red paint. They end up with the same volume of paint. write an equation to show it.

What is in the least common denominator of (y+4) (y-5) (y-5)