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Volgvan
3 years ago
12

Use the formula to find the value of $400 invested in 4%

Mathematics
1 answer:
Anna [14]3 years ago
3 0

Answer:

Some part of the question is missing , you are requested to kindly recheck it once. There must be some time provided in the problem

Step-by-step explanation:

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PLZ HELP ASAP!!!!! Show all work
Gnom [1K]

Answer:

a) 198.7% interest

Not too sure about answer to (b)

b) 4.75% annualized  

Step-by-step explanation:

a) i used Interest = Principal x Rate x Time

   40 = 525 x \frac{14}{365} x r

    40 = 20.13r

    r = 1.987 or 198.7%

b) i used this proportion:   \frac{1.98}{1/24} = \frac{x}{1}      'x' represents annualized rate

                                                             1/24 represents 2 weeks out of a year

1/24x = 1.98

x = 4.75%

4 0
3 years ago
HELP AS FAST AS U CAN!
OlgaM077 [116]

Answer:

A- 2x + 8

Step-by-step explanation:

Combine like terms

6x - 4x = 2x. 2x + 8 is left

6 0
3 years ago
Read 2 more answers
Jake is comparing the prices of two mattress cleaning companies. Company A charges $30 per mattress and an additional $13 as ser
Musya8 [376]
I think it's :
Part A ; $30 * (x) + $13
$28 * (x) + $15
Part B ; so $30 * 4 + $13 = $133 vs.
$28 * 4 + $15 = $111 so that would mean company B Would charge the least amount.
Part C ; the difference between company a and company B prices is $22.
5 0
3 years ago
Jacob is going on a road trip across the country . He covers 10 miles in 15 minutes . He spends 10 minutes buying gas and some s
iren [92.7K]

Answer: 3.33miles

Step-by-step explanation:

given data:

distance covered in first 15 minutes = 10 miles

time spent buying gas and some snacks = 10mins.

= 10/15 * (15 –10 )

= 3.33miles

jacob has traveled 3.3miles between 10 and 15 minutes.

3 0
3 years ago
Read 2 more answers
Katie is buying souvenir gifts for her big family back home. She wants to buy everyone either a key chain or a magnet. The magne
lawyer [7]
Make an inequality representing both constraints.

0.5x+y<20

x+y≥24
8 0
3 years ago
Read 2 more answers
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