Answer: 20 minutes
Step-by-step explanation:
She has 45 mins to complete her writing paper.
She spends:
minutes to plan her paper.
She spends:
minutes writing rough drafts.
How much time left does she have?




Simplify the fraction.

So she has approximately,
minutes.
Answer:
B
Step-by-step explanation:
Using the rule of radicals
= 
Thus
(
)² =
×
=
=
= a → B
Answer:
0.36363.....
repeating
Step-by-step explanation:
given :
total songs downloaded = 44
total favorite band songs = 16
number of favorite songs out of total songs downloaded
= total favorite band songs ÷ total songs downloaded
= 16 ÷ 44
= 0.3636363636363636363... (answer for part A)
by observation, we can see that the decimals 36 repeats over and over again and never stops. Hence we can say that the decimal is repeating (Answer for part B)
Answer:
2A/r^2 = pi
Step-by-step explanation:
A=1/2πr^2
multiply each side by2
2A = 2*1/2 pi r^2
2A = pi*r^2
divide each side by r^2
2A/r^2 = pi r^2/r^2
2A/r^2 = pi