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How many ways can you purchase 3 cds if there are 3 to choose from 4 cassettes if there are 7 to choose from and 2 dvds if there are 4 to choose from?
Wiki User
∙ 9y ago
Ways = 3C3 x 7C4 x 4C2
= 1 x 35 x 6
= 210
Wiki User
∙ 9y ago
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How many ways can you purchase 2 CDs if there are 3 to choose from 4 cassettes if there are 4 to choose from and 2 DVDs if there are 5 to choose from?
The answer is 3C2*4C4*5C2 = [3 * 1 * (5*4)/(2*1)] = 3*1*10 = 30 ways.
How many ways can you purchase 5 cds if there are 6 to choose from2 cassettes if there are 5 to choose from and 4 cds if there are 8?
There are 4200, in all.
Blue cassettes hold 45 minutes of music Green cassettes hold 55 minutes of music If Niko has 16 cassettes containing 830 minutes of music how many are blue and how many are green?
Method of solving:Start off with the Green cassettes. Timewise, how many minutes will 16 of them be? 16x55=880 minutes.How many minutes of music do you have? Only 830. The difference is 50.What are the difference between Green and Blue cassettes? 55-45=10How many times is 10 in 50? 50/10=5Solution:Niko have got 5 blue and the rest (11) green.
How many pieces of the party supply do I get in one bundle?
That will depend on the bundle you choose to purchase for your party.
How many dvds in the world?
there is about 100 billion
How many ways can you purchase 2 CDs if there are 3 to choose from 4 cassettes if there are 4 to choose from and 2 DVDs if there are 5 to choose from?
The answer is 3C2*4C4*5C2 = [3 * 1 * (5*4)/(2*1)] = 3*1*10 = 30 ways.
How many ways can you purchase 5 cds if there are 6 to choose from2 cassettes if there are 5 to choose from and 4 cds if there are 8?
There are 4200, in all.
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