bhandariasmita055 bhandariasmita055

05-01-2021
Mathematics

contestada

Group C
(4 x 6 = 2
17. If the cost of 8 book is Rs 520, find the cost of 10 books.

Respuesta :

saikamalvk saikamalvk

05-01-2021

cost of 8 books = 520 AED

we can do this using direct proportion

8/520 , 10/x

(cross multiply

= 8x = 520 x 10

= 8 x 5200

x = 5200/8

x = 650 AED

therfore,

cost of 10 books is 650.

Answer Link

Otras preguntas

What topics are covered on the permit exam?

Virginia representative who refused to attend the constitutional convention

Which island did donald trump express an interest in buying over the weekend?

When you turn on a battery-operated device, an electrical circuit is . opened closed

Find the length and midpoint of the segment with the given endpoints (-7,-10,9), (-2,9,-9)

What are the foci of the following graph?

What are the dimensions of the vertical cross section shown on this right rectangular prism show. Below

The perimeter of a rectangle is P= 2L +2W, where L is the length and W is the width. If the perimeter is 200 feet and the length is 40 feet more than the width,

5x-10y+15z find the equivalent expression by factoring

how do i figure this out whats the answer?

Q&A Education