You got the b part wrong. It would be 4B+4C/2=4D
Answer:
The required ratio is 38 : 7
Step-by-step explanation:
Given,
304 calories burned in 56 minutes,
That is, the number of calories burnt in 56 minutes = 304
So, the ratio of the calories burnt and time in minutes =
∵ HCF(304, 56) = 8,
Thus, the ratio of price of photos and number of photos =
=
Answer -15 because it would be 15 but the negative would be turned into a negative again
50 mph for 3 hours = 150 miles
70mph for 2.5 hours = 140 + 35 = 175
175 miles - 150 miles = 25 miles