No - 54/7 = 7.714285 recurring (that is, 7.714285714285..)
54 ÷ 7 = 7 5/7
54 divided by 7 is 7.71
378 ÷ 7 = 54
1 and 7 both divide evenly into 35 and 54
54 x 7 = 378 miles
1,2,3,4,6,9,13,18,26,54.
0.1296
(v-u)/t = a (54-7)/30 = a 47/30 = a = 1.5666 m/s
7.7143
Seven times... with a remainder of 5.
54 divided by 18 = 3
7% of 54 = 3.78