Answer:
20 years
Step-by-step explanation:
Given
Required
Solve for t when H = 65ft
Substitute 65 for H
Make 3t the subject
Solve for t
This implies that the duration is 20 years
3^5
3*3*3*3*3 = 243
3*3 = 9 *3=27 *3 =81 *3 =243
The anwser is 610
you would add the emails sent on Monday and Tuesday which equal 690 and subtract that by the total humber of emails which is 1300
1300-690=610