Answer:
He should sell each pen of Rs.0.8625 so as to make a gain of 15%
Step-by-step explanation:
Gain=
SP = CP+Gain = 0.75+0.1125=0.8625
<u>So, He should sell each pen of Rs.0.8625 so as to make a gain of 15%</u>
#Learn more:
By selling 60 pens a shopkeeper gain the cp of 15 pen. If he bought 20 pens in rs36. Find the sp of one pen
brainly.in/question/15083989
https://brainly.in/question/7469007
b
Seems like you had your minus signs backwards. Try y = 3 and y = -6
Factor by grouping
(2x+3) (x-5)