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| Ratio prob help pls!!! |
henriyaz |
04/01/07 |
Hi! Mr.Expert,
Can you please help me how to solve step by step, pls...
1)In a bag of red & blue marbles, the ratio of red to blue marbles is 7:8.Find the number of red marbles if the bag has
a)48 blue marbles
b)600 marbles.
2)It takes 2 workers 15 days to build a room.How many days does it takes 5 workers to build the same room?
3)1full bottle of water can water 3 plants for 2 days.How many days will 2 full big bottles water 2 plants?
Many txs in advance, my kind friend:-) |
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