exam Maths Puzzle Numerical Ability

Find two positive numbers whose difference is 9 and whose product is a mimimum.
x-y=9 xy=?

Read Solution (Total 0)

exam Other Question

rewrite the equation as a function of x.
-3x + 4y = 11 hi, i need help with this problem please.

a plumber makes $4.50 per hour more than his apprentice. During an 8 hour day their combined earnings total $372. How much does each make per hour??

Thank you, i aprrecicate it