Three families each have three sons and no daughters. Assuming boy and girl babies are equally likely, what is the probability of this event?

Five athlete are entered into a competition. Four of the athlete have had their turns. Their scores are 9.8 seconds, 9.75 seconds 9.79 seconds and 9.81 seconds to run 200 m distance.

AB, CD and EF are straight lines. AB is parallel to CD. Work out the size of angle y 2x+16 3x-12

Which is a word phrase for the variable expression? 4 (n - 2) a. two less than four times a number n b. four more than the difference of a number n and 2 c. four times the product of a number n and 2 d. four times the difference of a number n and 2

Given the sequence: {2, 8, 32, 128, 512 ...}, S12 = ?

Convert 8 7/10 to a fractional notation

Is it true that a plane consists of an infinite set of lines?

Sebastian and teshawn go to the movies. the tickets cost $16 in total. the boys share the cost equally. how much does tedrawn pay?

It takes 3 buckets of water to fill one third of a fish tank how many buckets are needed to fill whole tank

Which is the same function as - 2x - 3 = y? A) f (x) = - 2x-3 B) f (-2x) = - 3 C) f (-3) = - 2x D) f (x) = - 2-3

The surface area of the square pyramid is 16 square inches. Find the value of x. With a base of 2 inches.