5th grade - ratio & scales

Tono has 12 toys. Jojo has 2 4 toys.

The ratio of the number of Tono’s toys to the total number of their toys is ….

There are 32 kg of fruits in a 12 kg

of them are papayas , while the rest are oranges .

The ratio of oranges to papayas is ….

The ratio of Leo’s mass to Juan ’s mass is 3 : 7

If the total mass of Leo and Juan is 40 kg

The difference mass of them is … kg.

The ratio of the number of cows to the number of goats is 5 : 7.

The difference of the number of cows and goats is 22

The total number of cows and goats is

The ratio of the number of caps to the number of ties to the number of bags is 4 : 3 : 5.

The total number of caps , ties, and bags is 60 , the number of bags is….

The ratio of the length of

ruler to the length of pencil to the length of table is 3 : 2 : 7

If the length of the ruler is 15 cm, the total length of pencil and table is … cm.

The map length of a wooden block is 9 cm.

If the actual length of it is 4,5 meters, the scale is ….

The map scale of a river is 1 : 1.500.000.

Given that the actual length of the river is 300 km ,

the map length is … cm