At start Keenan has x strawberries. He gives Tisha x/2. Then Tisha keeps 4 strawberries and gives Suvi the rest. If y is the number of strawberries that Suvi gets:
y = x/2 - 4.
For example: Keenan has 20 strawberries. He gives Tisha 10 and Tisha gives Suvi 6:
6 = 20/2 - 4
6 = 10 - 4
Answer:
100 teachers could be hired
If you have the circumference then you want to divide 23,000 for the diameter. You get circumference by Diameter x /pi then you will need to divide 23,000 by /pi to get it. Then round to the nearest mile!
~Oswald
21,28,35,42,49 are all multiples of 7