How many times larger is 6x10^3 than 2x10^2

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?

Jane’s favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5: 2: 3. how many cups of pear juice should she use to make 20 cups of punch?