21) A tank currently holds 8 gallons of water. It is being filled at the rate of 1/2 gallon per minute. Write and solve an equation to determine how long will it take for the tank to hold 10 gallons of water?

50-38=12

step-by-step explanation:

i believe your answer is 99.7% of 7-year-old children are between 46.6 inches and 49.5 inches tall.

i think the answer is b

there would only be 50 odd numbers between 1 and 100 so therefor there would be 50 even so that would only be 50 odd numbers.