Perform this mathematical operation and express the answer to the correct number of significant figures: 1.285 x 10-2 - 1.24 x 10-3 A) 0.01161 B) 1.16 x 10-2 C) 1.16 x 102 D) 1.59 x 10-5

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.

If 1.4% of the mass of a human body is calcium, how many kilograms of calcium are there in a 165-pound man? 1.0 kg ca 5.1 kg ca 1.0 x 102 kg ca 5.1 x 102 kg ca

Joey is asked to name a quadrilateral that is also a rhombus and has 2 pairs of parallel sides.should be his answer