Answer:
undefined. No one knows the answer. ¯\_(ツ)_/¯¯
Children=4
Notebooks=60
It said mama's got an amount of books, so you can transform this into a equation
X=children
Notebooks= 13x +8
Notebooks= 15x
Now you just establish a system of equations, thus notebooks=notebooks
13x + 8= 15x
2x=8
X= 4
PH ranges from 0 to 14, with 7 being neutral. pHs less than 7 are acidic while pHs greater than 7 are alkaline. ANSWER: false
Three hundred fifty four thousand is the decimal 0.354