Answer:
120 cubic inches
Step-by-step explanation:
12*4*5=240
240/2=120
Y=x-4
x=y+4
y=-3(y+4)
y=-3y-12
4y=-12
y=-3
x=1
Answer:
55
Step-by-step explanation:
46 more cars than the 9 trucks = 46+9=55 cars
46+t=c
Answer- 78%
64-36=28
Percent change= 28/36 = 0.78 = %78
Answer:
Step-by-step explanation:
The no of different ways in which these restaurants can be visited
= ¹⁵P₁₅
= 15 x 14 x 13 x 12 x 11 x 10 x 9 x 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1
= 1.30 x 10¹²
b ) Each combination takes 1 week and 50 weeks in a year to work
No of years to take to try all the combination
= 1.30 x 10¹² / 50
= 2.615 x 10¹⁰ years .
