Answer:
45%
Step-by-step explanation:
Given
Number of fiction books = 110
Number of non fiction books = 90
Total number of books = 110 + 90 = 200
% of non fiction books
= number of non fiction books divided by the total number of books multiplied by 100%
That’s
90/200 x 100%
0.45 x 100%
45%
45% of her library is nonfiction
Answer:
the blank number is 23
Step-by-step explanation:
8, 15, 27, x, 20
common ratio, r= T2÷ T1= T3÷ T2
= 15 ÷ 8 =27÷ 15
= 1.8 = 1.8
20 ÷ x = x ÷ 27
( cross multiply,)
x²= 540
x =√540
x = 23.24
x = 23