Answer:
3 hours
Step-by-step explanation:
he washed one car in 20 minutes so 9 cars will be 20 x 9=180minutes which is 3 hours
Answer: I think it would be 3.5
Step by Step Explanation: BRAINLIEST?!?
Answer:
The constant of proportionality in the equation y=0.41 is 0.41
Step-by-step explanation:
Answer:
48
Step-by-step explanation:
1 gallon=16 cups. So, 3x16=48 cups.
Answer:
90kg
Step-by-step explanation:
it is so because, to decrease a number by a ratio you have to multiply with the smallest number and divide with the biggest one. For example 117 in the ratio 7:3. 117×3=351 which is divided by 7 and is equal to 50.14.