Evaluate the expression 8x2+9y 8
x
2
+
9
y
for x = 2 and y = 10.

646
646

122
122

346
346

162

You are cycling around europe with friends. you book into a hostel and you ask the owner what the ratio of men to women is currently staying there. there are 24 men and 6 women. what is the ratio of men to women in its simplest form?

How many lines can be drawn through points j and k? 0 1 2 3

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers