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square root of 144∫100

in calculator, square root 144 ÷ 100 and then square root it again

2 1∫5 > square root of 5

turn 2 1∫5 into decimal and find which square root of 5 is closest to and then see if it is true

8.5%

into fraction like any decimal. 8.5 as a fraction is equal to ⊥∫100

16 is 12.5%

12.5% into fraction over 16 and ∗∫100 and the ∗ is your variable and you cross multiply to figure it out

19+∗<51

graph it

f↔d

fraction to decimal, bottom ÷ top, decimal to fraction tenths place

d↔p

decimal to percent, number over 100 simplify, percent to decimal, over 100 take to place value in decimal

%=$

$×% (decimal) ↓

$18×.05 (5%) ↓

$9

$18×.05 (5%) ↓

$9