What is the perimeter of this
polygon?
А 3 cm
9 cm
С
B 3 cm

How can you find the conditional probability of a given b as the fraction of b’s outcomes that also belong to a, and interpret the answer in terms of the model? i just need a good explanation

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out

The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64