3. The total mass of Siti and her baby sister is 15.25 kg. The total mass of Siti and her mother is 72.25 kg. Siti's mother is 13 times as heavy as Siti's baby sister. What is Siti's
mass?

answer: what in the world is this

step-by-step explanation:

jwjeh; hw; kjhekjhkjhwkejhkw

step-by-step explanation:

let y equal to

the total fare and x is the mile of taxi ride. so the equation is

y = 0.55x + 1.75

since susie has

$10 to spend for a taxi cab, so he can have

10 = 0.55x +

1.75

x = 15 miles of

taxi ride

so the system of

inequality is

10 < 0.55x +

1.75

x > 2

113.1

step-by-step explanation:

v=4

3πr3=4

3·π·33≈113.09734