Question

If the cost of 6 pens is Rs. 90,
then the cost of 7 pens is Rs.
84
126
105
070​

Answer 1

Answer:

₹105

Step-by-step explanation:

90 divded by 6 = Q 15

15 multiple by 7 = ans is ₹105

Answer 2

Answer:

Cost of 7 pen is 105rs

Step-by-step explanation:

Given that

cost of 6 pens is 90

To find

cost of 7 pen

Solution

As cost of 6 pens given from this we can determine cost of 1 pen as

$cost \: of \: 1 \: pen = \frac{90}{6}$

by divide we get

$cost \: of \: 1 \: pen = 15rs$

now

$cost \: of \: 7 \: pen = 7 \times 15$

by multiplication we get

$cost \: of \: 7 \: pens = 105rs$