Question

Two combines are able to harvest 320 acres of crops in a certain amount of time. How many acres will (a)3, (b)4, (c)6 and (d)7 combines harvest if they work at the same rate for this amount of time?

Answer 1

a) 480 acres

b)640 acres

c)960 acres

d)1120 acres

Explanation:

Two combines are able to harvest acres of crops = 320

1 is able to harvest acres of crop =
`(320)/(2) = 160`

Three combines are able to harvest acres of crops =
`160 * 3`

=
`480`

Four combines are able to harvest acres of crops =
`160 * 4`

=
`640`

Six combines are able to harvest acres of crops =
`160 * 6`

=
`960`

Seven combines are able to harvest acres of crops =
`160 * 7`

=
`1120`