A farmer bought some sheep for Rs. 21000. If he had paid Rs. 600 less for each, he would have got 3 sheep more for the same money. How many sheep did he buy, when the rate in each case is uniform

you need to divide it in each case is uniform

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour