Concentrate and water are mixed to make juice. Which is the stronger
mixture: A or B? Mixture A has 3 parts concentrate to 5 parts water and
Mixture B has 4 parts concentrate to 7 parts water

Mixture A

Mixture B

please help !!

As a fraction, A is 3/8 concentrate in final product and B is 4/11.

A is, in other words, 33/88, and B is 36/88 concentrate in the final mixture.

So Mixture B is stronger, slightly.

Note that in order to make the fractions the same denominator, we had to 'expand' each fraction with the denominator of the other fraction. After that, the numbers are really easy to compare.

answer: all of the odd numbers were opened

the first person was the one that was opening all of the lockers. since one is odd, this causes all of the odd number lockers to be opened in the end.

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation: