Answer:
we got 80% from 20 questions
then
(20/100)×80=16
so he answered 16 questions correctly
Answer:
(a) 
(b) We use the property of exponent that when there is multiplication of two function then there exponent are added
Step-by-step explanation:
We have given expression

(a) We have to find the value of a
We know the property of exponent that when there is multiplication of two function then there is addition of exponent
So 


(b) We use the property of exponent that when there is multiplication of two function then there exponent are added
Answer:
5 perpendicular and 4 parallel line segments so more perpendicular
Perpendicular means "at right angles". A line meeting another at a right angle, or 90° is said to be perpendicular to it. And Parallel Lines or parallel Segments are always the same distance apart, they will never meet. And in this shape there are four parallel line segments and five perpendicular
Answer:
Descriptive statistics
Step-by-step explanation:
The chances of winning the Maryland lottery are one chance in twenty-two million. The probability would be considered an example of Descriptive statistics
Descriptive statistics is referred to as the process of using a descriptive statistic. A descriptive statistic contains the quantitative summary from a sample data or information.The chances of winning the Maryland lottery are one chance in twenty-two million is an example.
Answer:
e= 2.15
Step-by-step explanation:
Subtract both sides by 6
2.15=e
Thus e is 2.15
Hope this helps!