Answer: 84%
Step-by-step explanation:
1. You know that the student earned 42 out of 50 points on the last test.
2. Then, to calculate the percent the student earned, you must divide 42 points by 50 points and then you must multiply by 100, as you can see below:
Let's call
the percent the student earned. Then:

%
Given:
Dividend = 
Divisor = 
To find:
The quotient and remainder.
Solution:
We have,
Dividend = 
Divisor = 
Divide
by
as shown in the below picture.
Dividing
by
, we get


Therefore,
and
.
Answer:
B
Step-by-step explanation:
(6)^1/2 × (8)^1/2
6^1/2 × 2 (2)^1/2
4 (3)^1/2
Answer:
(20+5)×10
Step-by-step explanation:
Pemdas said that brackets is first
so 20+5 is solved first
then it's multiplication or devision in this case multiplication is here
20+5=25
25×10=250