Answer:$17.25 is her rate per hour
Step-by-step explanation:
Do 603.75/35
Which $17.25
Volume of the tank = length x width x height
Volume = 15.4 x 10 x 3 = 450 in³
Volume of one gallon = 231 in³
Then we need 450/231 gallons to fill the tank, that is 450/231 = 1.95 gallons
m = 4b+3 mikes age
m +b <138 mike +brother less than 138
4b+3+b<138
5b +3< 138
b< 135
b <27
The oldest the brother can be is 26
Start by writing your own expression.
x is the smaller number and x + 1 is the next number
x(x + 1) = 420
x^2 + x - 420 =0 ⇒ constant = -420
