Farhan makes desks to earn extra money. in the spring he built 4 times as desks as he did in the summar.If he made 85 desk altogether,how many desks did he built in summer ?
Farhan makes desks to earn extra money. in the spring he built 4 times as desks as he did in the summar.If he made 85 desk altogether,how many desks did he built in summer ?
Explanation
Let
spring =A
Summer=B
A+B=85
A=4B
4B+B=85
5B=85
B=85/5=17
A=4*17=68