Mac deposits $800 in an account that earns 6% simle annual interest. how much money will he have after 3 years?

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After 3 years Mac will have $992 in his account.

Step-by-step explanation:

Principal amount deposited  = $800

Time  = 3 years

Rate of Interest  =  6%

Now, SIMPLE INTEREST =

So, here S I  =

or, Simple Interest on the principal amount = $192

Now, AMOUNT = PRINCIPAL +  SIMPLE INTEREST

                          = $800 + $192

                           = $992

or, the Amount  = $992

Hence, after 3 years Mac will have $992 in his account.

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or  

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have