20 July 2007
Directions: Study the following mathematical problems. Encircle the right answer. 1.A 100 m train crosses a bridge in 25 seconds and crosses a platform twice as long as the bridge in 40 seconds. What is the time taken by the train to cross aplatform of length 360 m, in seconds? (a) 28 (b) 46 (c) 54 (d) 63 2.The number of science graduates to the number of commerce graduates in a class is in the ratio 4:5. If the ratio of the science teachers to science graduates is 1:8and the ratio of commerce teachers to commerce graduates is 1:6 and if the total number of graduates is 324, find the total number of teachers.(a) 42 (b) 48 (c) 54 (d) 63 3.Timothy spent all of his money at five stores. At each...