FDP

Question 1

1/6

Answer 1

.1667

16.67%

Question 2

5/8

Answer 2

.625

62.5%

Question 3

1/7

Answer 3

.14

14%

Question 4

1/9

Answer 4

.11

11%

Question 5

3/8

Answer 5

.375

37.5%

Question 6

5/6

Answer 6

.833

83.3%

Question 7

1/11

Answer 7

.09

9%

Question 8

7/4

Answer 8

1.75

Question 9

7/8

Answer 9

.875

87.5%

Question 10

1/25

Answer 10

.04

4%

Question 11

1/8

Answer 11

.125

12.5%

Question 12

1/50

Answer 12

.02

2%

Question 13

9/11

Answer 13

.09*9=.81

Question 14

4/7

Answer 14

.14*4<- NO ONLY WORKS FOR 1/11 OR 1/9

Question 15

1/125

Answer 15

.008

0.8%

Question 16

fractions with decimals

Answer 16

Make sure denom is whole number, move dec in numerator

Question 17

comparing fractions

Answer 17

can cross multiply!

Question 18

quick calc of 5%

Answer 18

find 10%, then divide by 2

12% –> 10% + 1% + 1%

Question 19

interest formula

Answer 19

P(1+r/n)^(n/t), n is how many times compounded
- total increase with compounding is just a little bit more so answer choice shouldn’t be drastically different unless you compound for longer period of time

Question 20

when trying to find 70% of something as the end goal

Answer 20

no need to go to 100% first, use:

current amount / final amount - x = current % / 70%

Question 21

if A increases by x% and B decreases by x% what’s the net change?

Answer 21

since x is the same for both, and if A>B then overall increase

Question 22

2 eq and 2 var for ratios

Answer 22

you need 3 var and 2 eq to figure out ratio

Question 23

If you see the denom is 9, 99, 999 etc

Answer 23

numerator tells you the repeating digit so

27/99=.272727

Question 24

terminating decimals has only prime numbers 2, 5 –> don’t forget

Answer 24

to reduce

Question 25

Tens digit - don’t forget to use

Answer 25

10x+y

Question 26

To get reciprocal of fraction

Answer 26

if both sides are in fraction and no + / - then just flip fraction

Question 27

If answer choice asks for %

Answer 27

multiply by 100 so it’s easier to visualize