Jacob used 3 pears and 12 apples to make a fruit salad. What was the ratio of the number of pears to the number of apples in the fruit salad?

You spin the spinner shown below once. each sector shown has an equal area. what is p(beaver ) p(beaver)? if necessary, round your answer to 2 2 decimal places.

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

Having a hard time understanding this question (see attachment).