seven divided by quantity three minus fifteen i. seven divided by seventy eight. - thirty-five divided by seventy eight. i - sev
en divided by seventy eight. - thirty-five divided by seventy eight. i seven divided by seventy eight. + thirty-five divided by seventy eight. i - seven divided by seventy eight. + thirty-five divided by seventy eight. i
1 answer:
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Answer:
(a) 8.15
(b) 12.92
Step-by-step explanation:
Given: P = $3000, r = 0.085
Where
A is the Amount
P is the Principal
r is the rate
t is the time
(a) For the amount to double, A = 2 × P
A = 2 × $3000
A = $6000
Take of both sides
But
∴
t = 8.15
(b) For the amount to double, A = 3 × P
A = 3 × $3000
A = $9000
Take of both sides
But
∴
t = 12.92