Helen draws a random circle.
She then measures its diameter and circumference.
She gets a cir...
Mathematics, 08.06.2021 14:00 izzyisawesome5232
Helen draws a random circle.
She then measures its diameter and circumference.
She gets a circumference, C, of 405 mm correct to 3 significant figures.
She gets a diameter, d, of 130 mm correct to 2 significant figures.
Helen wants to find the value of n using the formula 1 =-
μ
Calculate the lower bound and upper bound for Helen's value of it.
Give your answers correct to 3 decimal places.
Answers: 2
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At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?
Answers: 3
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