Question 22 The densities of three metal alloys, A, B and C, are in the ratio
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1 m
of alloy B has a mass of 8600 kg.
Work out the difference between the mass of 5 m3 of alloy A and 3 m? of alloy C.
Give your answer correct to 3 significant figures.

Perform the required operations on the following functions given: f(x)= 3-x; g(x)= -2x find g[f(x)]

Matilda and kathryn went on different road trips over spring break.the equation below represents the number of miles matilda drove in x hours.y = 60xthe table below shows the number of miles kathryn drove in x hours.time(in hours)distance(in miles)114228342456who drove at a greater speed? a. matilda drove at a greater speed.b. matilda and kathryn drove at the same speed.c. kathryn drove at a greater speed.d.there is not enough information to determine their speeds

The ratio of two numbers is 5 to 4. the sum of the numbers is 99. what number is the greater of the two numbers?