Option B) 3 hours is the time spent by Jenna on the e-mail this week.
<u>Step-by-step explanation:</u>
Jenna spent 30 hours on the computer this week.
The amount of time she spends on computer to work on various fields in given in the pie-chart.
This 30 hours represents her 100% work on computer.
From the figure shown,
She spent 10% of her total work on e-mail.
Therefore, 10% of 30 is the work done in hours by her on e-mail.
⇒ (10/100) × 30
⇒ 0.1 × 30
⇒ 3 hours
∴ Option B) 3 hours is the time spent by Jenna on the e-mail this week.
Hi hi hi hi hi hi hi hi hi hi
Answer:
C: 2m + 1
Step-by-step explanation:
If m + 1 is even, then m is odd.
A: m - 1 is even
B: 2m - 2 is even
C: 2m + 1 is odd
D: 2m + 2 is even
10 - 2x
10 - 2(7)
= 10 - 14
= -4