LAWS OF INDICES
PROFIT AND LOSS
RATIO
BINARY OPERATION
100

Expreess using index notation 

224

2

100

CP- $500   Profit-$80 

Find the Sellling Price

SP-$580

100
Simplify 12:18

2:3

100

Given that a * b = a +2b, find

  • 3 * 4

11

200

Express using Index Notation 

(32)3

36

200

CP-$750  SP-$900

Find the Profit.

$150

200

Express 3:5 as a fraction

3/5

200

Given that a * b = a +2b, find 7*5

17

300

Express using Index Notation 

ax a4

a6

300

CP- $600    SP-$540

Find the Loss

loss- $60

300
  • The ratio of ages A and B is 3:4. If A is 15 years old, find B’s age.

B= 20 years

300

Given that a * b = a +2b, find 10*2

14

400

a0

1

400

CP= $1200, P=15% 

Find the Selling Price.

SP=$1380

400
  • If boys to girls = 2:5, how many girls are there if boys are 8?

Girls = 20 

400

Given that a * b = a +2b, find 5*6

17

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