Answer:
x > 7/4
Step-by-step explanation:
3(x + 7) < 7(x + 2)
Expand brackets: 3x + 21 < 7x + 14
Subtract 14 from both sides: 3x +7 < 7x
Subtract 3x from both sides: 7 < 4x
Divide both sides by 4: 7/4 < x
Therefore x > 7/4
Answer:
$95.5090 must be deposited monthly
Step-by-step explanation:
From the information given:
The annual interest rate (r) = 4.2% = 0.042
Let assume that an amount Y is deposited, then after one month, it will increase to:

The total amount after 4 years will be:


Using the sum of a geometric progression:


The above amount is then equal to $5000
i.e


Answer:
-4
Step-by-step explanation:
-6 - 2 = -4
it will take the duck 5.8 seconds to reach 29 feet of depth.