Question

If cost of 8 pens is rupees 48, then the cost of 7 pens is _______ rupees. *


56

42

49

35​

Answer 1

Step-by-step explanation:

let the cost of one pen be x

therefore according to question

8x=48

x=48/8

x=6

therefore cost of 7 pen =7x6=42

Answer 2

Answer:

42

Step-by-step explanation:

8 pens= 48 rupees

7 pens=x

48×7=336-----by cross multiplication

336÷8=42

therefore 7 pens will cost 42 rupees