Answer:
2x10^6 = 2 Million gallons of water.
8.7 days = 209 hours
209 x 2,000,000/24 = 17,416,666.6667 Gallons of Water in 8.7 days
Step-by-step explanation:
81.

multiply everything with 2

x is the number of 1.50 and 2.50 wrenches he bought. do the calculations for the rest of them
83.

multiply with 4

x is the amount of half dollars in the pile of coins. do the calculations for the quarters.
86.

x is the amount of peaches cans, do the calculations for the rest.
Answer:
If you are asking how many 8ths are in a 3rd than the answer is
Step-by-step explanation:
turn the 1/8 into a 3/24 (which means 8x3=24) (1x3=3)
and you get 24 eights in 3 wholes.
sorry if this is confusing
Answer:
247,605
Step-by-step explanation:
Each year, the population is multiplied by a factor of (1 -14.6%) = 0.854. Multiplying by that factor for 10 years gives the value ...
1,200,000×0.854^10 ≈ 247,605
The population in 1990 is predicted to be 247,605.
Answer:
d = 3
Step-by-step explanation:
3.5d + 6.25 = 1 + 5.25d
5.25d - 3.5d = 6.25 - 1
1.75d = 5.25
d = 5.25 ÷ 1.75 = 3