3 years ago

55 is 80% of what number? round to the nearest tenth, is necessary.

Mathematics

1 answer:

Sophie [7]3 years ago

4 0

let the number = x

x*80/100 = 55

x = 5500/80

x=68.75

After rounding off, it will remain 68.75

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John is gliding along on his scooter at a speed of 2.8 m/s when

user100 [1]

Answer:

18.67 m/s²

Step-by-step explanation:

a = ∆v/ t

a= v - u/t

a = 2.8 - 0 / 0.15

a = 2.8 / 0.15

a = 18.67 m/s²

3 0

3 years ago

<img src="https://tex.z-dn.net/?f=%5Csqrt%7Bx%7D%2064%2F4" id="TexFormula1" title="\sqrt{x} 64/4" alt="\sqrt{x} 64/4" align="abs

ozzi

Answer: $=16\sqrt{x}$

Step-by-step explanation:

$\sqrt{x}\frac{64}{4}=16\sqrt{x}$

8 0

2 years ago

Wilson's brother earns $185 each month working an after-school job. What is the total amount of money he will earn after

prisoha [69]

185 • 12 = $2,220
So your answer is $2,220

6 0

3 years ago

PLEASE HELP SMART PEOPLE WILL MARK BRAINLIEST

sergey [27]

Answer:

$\angle YPR = 42^o$

Step-by-step explanation:

Its given:

$\angle FPY = 90^o \\ \angle YPR + \angle FPR = 90^0 \\ 4p + 80 + 5p + 82 = 90^o \\ 9p = -72^o \\ p = -8 \\ \\ \angle YPR = 5(-8) + 82 = 42^o$

5 0

3 years ago

Please answer thanks a lot!

Evgen [1.6K]

Vol (pyr) = 1/3 b × h, where h = 15 and b = base = area of triangular base = 1/2 b×h, where h = 12 and b = 13
V = 1/3 (1/2×12×13)×15
V = (1/3×1/2×12)×13×15
V = 2×13×15 = 30×13 = 390 in^3

6 0

3 years ago