Answer:
The number is 60
Step-by-step explanation:
Of is multiply and is means equals
20% * N = 12
Changing to decimal form
.20 N = 12
Divide by .20
.20N/.20 = 12/.20
N = 60
The number is 60
Answer:
432 flights are expected to arrive at time.
Step-by-step explanation:
48/50= 0.96
0.96 x 450= 432
4 × ( x + 4 ) = 3 × ( 3 + 5 )
4 × ( x + 4 ) = 3 × 8
Divide both sides by 4
x + 4 = 3 × 2
x + 4 = 6
Subtract both sides 4
x = 2
2x(x-1) has the least common denominator
