45 = 90% * x
45 = .90x
45/.90 = x
x = 50
45 is 90% of 50
Okay the answer is 69 because 81-2 is 69
The second one, fourth one, and sixth one are true.
Hope this helps!
2) -6
8 is positive and 14 negative. You can either draw a number line and help yourself with that or since the negative one is bigger you can do the subtraction 14 - 8 and then change the sign of the answer.
Answer:
400 people
Step-by-step explanation:
15 = 12
500 = x
Cross multiply
15x = 12 × 500
Divide both sides by 15
= 
(* means multiplication if you do not know)
= 100 × 4= 400 people
