let x be how much longer she can run the race and still beat her previous time
55(min) + x(min) < 1(hr) + 10(min)
55(min) + x(min) < 60(min) + 10(min)
55 + x < 60 + 10
x < 60 + 10 - 55
x < 15(min)
A cumparat 5 prajituri cu vanilie si 7 cu ciocolata.
J/9=5
Multiply both sides by 9
Which gets you
j = 45
You could say 84/2, 126/3, or even 168/4
