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Identify the type of proportion that the following problems illustrate,then solve the problem.
1. A fast vehicle travels 390 km in 3 hours.At this rate,how far will it travel in 9 hours? _______ _______

2. The ratio of two numbers is 3:5.If the larger number is 30,what is the smaller number? _______ _______

3. A basket of food is sufficient to feed 60 persons for 15 days.How many days would it last for 30 persons? _______ _______

4. Two friends invested P 625,000 in a small business.If their capitals are in the ratio of 2:3,how much did each one invested? _______ _______

5. A stock of food is enough to feed 30 orphans for 12 days.How many days will the food last if 10 more orphans are added? _______ _______​

Sagot :

Answer:

1. direct proportion= 390: 3 = N:9

=  3510/3

=1170 km

2. direct proportion

3:5=N:30

= 3x30=90/5

=18

3. Indirect proportion

60:N=30:15

60x15=900/30

=30days

4. Partitive proportion

2/5=N/ 625,000

=106,000

3/5=N/625,000

=375,000

5. Indirect proportion

30:N=40:12

360/40

=9days

Step-by-step explanation:

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