The two way table shows information about the pupils in a primary school. (table shown in image)

a) how many boys can count?

b) what is the probability that any pupil is a boy and can count.

What is the value of x? enter your answer in the box. photo attached.

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

Awasher and a dryer cost $701 combined. the washer costs $51 more than the dryer. what is the cost of the dryer?