5x - 7 < 28

a: x < -7

b: x > 21/5

c: x < -21/5

d: x > -7

& explain how you got to the answer

Describe a situation that you could represent with the inequality x< 17

Atoss of a 20-sided die is equally likely to be any integer between 1 and 20 inclusive. what is the variance? provide your answer to two decimal points.

Q1 how many whole numbers less than 1000 can be written as a product of 3 consecutive whole numbers? a)10 b)11 c)15 d)21 q2 how many whole numbers between 5000 and 6000 consist of four different digits that decrease from left to right? a)3 b)10 c)69 d)120