There are 3 red marbles and 8 blue marbles in a bag. (a) What is the ratio of red marbles to all marbles in the bag?
(b) What is the ratio of all marbles in the bag to blue marbles?

Which best explains why this triangle is or is not a right triangle?

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.