Mathematics Paper 1C

Mr. Owino spends 1/4 of his salary on school fees. He spends 2/3 of the remainder on food and a fifth of what is left on transport. He saves the balance. In certain month he saved Sh. 3400. What was his salary?

• Sh. 22,600

• Sh. 22,666.70

• Sh. 17,000

• Sh. 17,010.70

• x = 1

• x = 3

• x = 2

• x = 0

A salesman gets a commission of 2.4% on sales up to Sh. 100,000. He gets additional commission of 1.5% on sales above this. Calculate the commission he gets for sales worth Sh. 280,000.

• Sh. 9,420

• Sh. 5,100

• Sh. 3,600

• Sh. 10,920

A rectangle whose area is 96m² is such that its length is 4metres longer than its width. Find it's perimeter.

• 20 m

• 12 m

• 8 m

• 40 m

A measuring cylinder of base radius 5cm contains water whose level reads 6cm high. A spherical object is immersed in the water and the new level reads 10cm. Calculate the radius of the spherical object

• 8.660 cm

• 4.827 cm

• 4.217 cm

• 5.671 cm

In a book store, books packed in cartons are arranged in rows such that there are 50 cartons in the first row, 48 cartons in the next row, 46 in the next and so on. How many cartons will there be in the 8th row?

• 43

• 64

• 32

• 36

In a book store, books packed in cartons are arranged in rows such that there are 50 cartons in the first row, 48 cartons in the next row, 46 in the next and so on. If there are 20 rows in total, find the total number of cartons in the book store.

• 430

• 620

• 1380

• 618

Oketch sells his car to Jane and makes a profit of 20%. Jane sells the same to Issa at Sh.180,000, making a loss of 10%. Determine the price at which Oketch bought the car.

• Sh. 156,665.70

• Sh. 100,000

• Sh. 150,000

• Sh. 166,666.70

A bus travelling at an average speed of 63 km/h left a station at 8:15 a.m. A car later left the same station at 9:00 a.m. and caught up with the bus at 10:45 a.m. Find the average speed of the car.

• 82.8 km/h

• 92.8 km/h

• 90 km/h

• 100 km/h