Mathematics, 07.11.2019 06:31 Looneytunness1806
Rob cuts grass as a job. a neighbour asked rob to give a quote for his backyard. rob noticed that the yard was a rectangle shape. he used the formula = × to calculate the area (in square metres). he measured the length along the fence (l=16.2 m) and the length next to the house (b= 6.7m). show working
a) using a calculator and the formula, find the area of the yard.
b) round your answer to the nearest whole number.
c) rob charges $0.46 per square metre. what is the quote for the neighbour’s backyard?
d) if rob didn’t have a calculator and simply rounded off the lengths to the nearest whole number, what would this area be? what would be the implications of using this approximation for the quote?
Answers: 3
Mathematics, 21.06.2019 17:30
The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?
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Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial
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If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.
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Rob cuts grass as a job. a neighbour asked rob to give a quote for his backyard. rob noticed that th...
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