A) A cone has a radius of 7.2 cm and a height of 9.7 cm.

By rounding all numbers to the
nearest whole number, work
out an estimate for the volume of
the cone.

(2marks)

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Math each whole number with a rational,exponential expression

Shelly bought a house five years ago for $150,000 and obtained an 80% loan. now the home is worth $140,000 and her loan balance has been reduced by $12,000. what is shelly's current equity?