a first number plus twice a second number is 21. twice the first number plus the second totals 24. find the numbers.

Round 3,295.351 to the nearest tenth

In a multi digit whole number a digit in one place represent blank times what it represents in the place to its left

1/5 1/3 1/8 in order from least to greatest

On day 1, i'm going to run 12 laps at the fitrec. then, for each of the next six days, i'm going to roll a six-sided die, and then run that many more laps than i ran the previous day.

The polygon in each pair are similar. What is the scale factor

Jerry is filling a water tank which initially consists of 75 gallons of water. As the water is being pumped in, the water in the tank increases by 2.5 gallons every minute.

Tickets to the senior class play cost $7. Production expenses for costumes and sets are $350. The profit (p) will depend on the number of tickets sold (n).

If you can buy 1/2 of a gallon of milk for $3 how many gallons can you buy for $5 write your answer as a fraction of a gallon

If 8 pounds of grass seed are divided equally into five piles, what is the weight of one of these piles? A) 5/8 pound B) 8/5 pounds C) 5 1/8 pounds D) 8 1/5 pounds

The transitive property holds for similar figures. true false.