Rasio

Simplify the comparison 12 : 4 is....

• 31

• 16

• 62

• 13

The comparison of Dito's and Adul's marbles is 9 : 5, while the difference is 28. The total number of marbles they have is....

• 44

• 78

• 50

• 98

A car travels at an average speed of 70 km/h for 4 hours. If the car travels the same distance but at a speed of 60 km/h, the travel time will...

• Increase by 26 minutes

• Increase by 40 minutes

• Decrease by 26 minutes

• Decrease by 40 minutes

A car covers a distance of 175 km in 2.5 hours. The distance the car would cover in 8 hours at the same speed is....

• 450 km

• 580 km

• 560 km

• 600 km

A tailor received an order to sew shirts for a campaign. He can sew 60 shirts in 3 days. If he works for 2 weeks, the number of shirts he can make is....

• 80 shirts

• 180 shirts

• 120 shirts

• 280 shirts

If A : B = 5 : 6. If A = 20, then B = ....

• 16

• 24

• 20

• 30

The actual height of a coconut tree is 6 meters, with a drawing scale of 1 : 150. The height of the coconut tree in the drawing is....

• 3 cm

• 5 cm

• 4 cm

• 6 cm

The school yard plan measures 15 cm × 9 cm. If the actual perimeter of the yard is 240 meters, the actual size of the yard is....

• 80 m × 40 m

• 160 m × 80 m

• 75 m × 45 m

• 150 m × 90 m

Audrey has a ribbon 1.5 meters long and Lucky has a ribbon 4,500 cm long. The ratio of the lengths of Audrey's and Lucky's ribbons is....

• 1 : 45

• 1 : 3

• 1 : 30

• 1 : 2

A student makes a plan of a building and its yard on paper measuring 40 cm × 25 cm. The actual size of the building is 120 m × 75 m. The scale for the plan is....

• 1 : 300

• 1 : 275

• 1 : 250

• 1 : 400