Answer:
72
Step-by-step explanation:
18*4
12*6
8*9
4.32×10^6 will be ur answer I believe or 1012 * 534 * 8 = 4323264
The first one is 156, the second 420 the third is 6,138 and the forth one is 64.
Expand the equation which gives you
2n+4n
2n+4n=6n
Answer: 22.55 mph
Step-by-step explanation:
Let the speed of the train be n
4 × 62 = 248 which is the distance travelled by the car in 4 hours and the train travelled in 11 hours
11 × n = 248
11n = 248
n = 248/11
n = 22.55mph
