Answer:
let ratio 4:5 be 4x& 5x
according to the question
5x=75
x=75/5=15
the number of Maths books=4x=4×5=20 is your answer
Answer:
48%
Step-by-step explanation:
let's say the initial price of an item is $100
if you take 40% off then you pay only $60
now if you take 20% off 60 you pay $48
$48 is 48% of 100
Write an equation and solve it. Call the length of the shorter piece "x", in this case, the longer piece is "3x". The sum of the two is equal to 116 inches.
chile anyways so i just wanted the points