Interest formula: A = P(1 + rt)
Solving for r (Rate): r = (1/t)(A/P - 1)
Rate = (1/2)(2500/1800 - 1) = (1/2)(25/18 - 1) = (1/2)(7/18) = 7/36 ≈ 0.194
Rate = 0.194% per annum
Step-by-step explanation:
Put a open circle at 1 1/2 then draw a line going to the left of 1 1/2
Answer:she will need around 9 weeks and she will have enuogh
9
Answer:
The area of a trapezoid.
$47.92
20% discount: $599 * 80% = $479.2 before tax
15% tax added: $479.2 + $71.88 = $551.08
Saved money: $599-$551.08= $47.92
