Question

11. If 1.5 kg of oranges cost 64.50, find the cost of 8 kg of oranges.
12. Simplify: 99.99.9 x 0.9​

Answer 1

Answer:

1 ..

2.5 kg = Rs.75 divided both sides by 5 and start with:

Therefore 0.5kg = Rs. 15

1 kg = Rs. 30

1.5 kg =Rs. 45

2 kg = Rs. 60

2.5 kg. = Rs. 75

So 15 kg of Apples = Rs. 450 on a prorata basis.

Step-by-step explanation:

2 ..

9(x + 9)

Simplifying

9(x + 9)

Reorder the terms:

9(9 + x)

(9 * 9 + x * 9)

(81 + 9x)