Answer:
<u>5.56 hours</u>
Step-by-step explanation:
Margo read 42 pages in 2.5 hours.
Pete read six fewer pages in the same amount of time.
So, The number of pages that Pete reads = 42 - 6 = 36 pages
So, Pete read 36 pages in 2.5 hours.
let the time needed to read 80 pages x
∴ 36 pages ⇒ 2.5 hours
80 pages ⇒ x hours
∴
Using cross multiplication:
∴
So, The time taken to read 80 pages
= <u>5.56 hours = 5 hours and 33.33 minutes</u>
In a 30 60 90 triangle, hypotenuse = short leg *2.
Therefore it is 8
Answer:
a) 13
b) 13
c) 37
Step-by-step explanation:
hope this helps
225 perch. You set up the equation 4/3=300/x. Then you cross multiply to get 4x=900, then you divide each side by 4 which makes x=225