Hi Peeps,
I know a handful of you did not bring back your Maths Workbook home today, so here are the questions. Figure out the answers yourself. XD
Q61)
The salaries of A and B are in the ratio of 8:3. The salaries of B and C are in the ratio 5:12. Express the salaries of A,B and C in the form of ratio.
Q66)
A bus leaves Town X at 21 30 and arrives in Town Y at 0800 the next day. Calculate
(a) the time taken for the journey,
(b) the average speed of the bus, given that the distance from Town X to Town Y is 651km.
Q70)Mr Chai leaves his house at 0837 and travels by motor cycle to the railway station which 27km away. If he arrives at the station 36 minutes later, find the average speed at which he travels in km/h. How long will he have to wait if the train, due at 0942, is 11 minutes?
Q83) A telephone bill consists of a monthly rental fee of $12.50 and charges resulting from the number of calls made at 2 cents per call.
(a) In a particular, Miss Chen made 493 calls. How much was her bill?
(b) In another particular month, Mr Li paid a bill of $20.06. how many calls did he make in that month?
Q93) Given that 224 hours of work need to be done to complete a project.
(a) How long will it take 4 men, each working an 8-hour day to complete the project?
(b) If each of them is paid $7.50 per hour, how much will it cost to employ them altogether?
(c) How many hours of overtime must they put in per day if the project to be completed in 4 days?
(d) Given that the overtime rate of payment is 1/1/2 times as much as the regular hourly rate, find the cost of the project now.
Q95) A contractor agrees to lay a road 3000m long in 30 days. He employs 50 men who work for 8 hours a day. After 20 working days, he find out that only 1200m of the road is completed. How many more men are to be employed to finish the work on time if each man now works 10 hours a day?
I think that should be about all. Gambateh for Nafa 2.4km on Tues! XD
Jewel
