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## Mathematics

### a:b is equal to 2:5 and b:c is 3:10. how do you find a:c in

a:b is equal to 2:5 and b:c is 3:10. how do you find a:c in its simplest form.Thankss?...

### what's the inverse of y=8x-5?

whats the inverse of y=8x-5?...

Math Question plz answer?One pump can fill a pool in 11 hours and a second pump can empty the same pool in 4 hours. While the pool is full both pumps are accidentally both turned on at the same time. How long will does it take to empty the p...

### if a girl worked for 5 hours a day and gets payed \$9 dollars

if a girl worked for 5 hours a day and gets payed \$9 dollars an hour how many hours does she have to work to get 2,000 dollars?...

### what actually first derivatives tells us?

what actually first derivatives tells us?...

### Add fractions with unlike denominators?

Add fractions with unlike denominators?Im a little rusty with fractions, have a quiz coming up for an entrance exam. When adding fractions with unlike denominators, do you always just multiply the denominators by each other? The rule is you...

### How do I factor these? I think I got the first one. The firs

How do I factor these? I think I got the first one. The first being (4n^4z^2-7p)x(16^8z^4+28n^4pz^2+49p^2)?...

### HELP PLEASE? You roll a six-sided number cube. What is the p

HELP PLEASE? You roll a six-sided number cube. What is the probability that you will roll a two?...

### simplify 1-cos2x = (sin2x)(tanx)?

simplify 1-cos2x = (sin2x)(tanx)?...

...

### How many Chinese bots would it take to reproduce the complet

How many Chinese bots would it take to reproduce the complete works of Shakespeare?...

### Come si risolve l equazione tanx=-tan(x-2/5pi)?

Come si risolve l equazione tanx=-tan(x-2/5pi)?...

### 9:30 to 11:30 is how many hours?

9:30 to 11:30 is how many hours?...

### What would 13/25 be as a percentage?

What would 13/25 be as a percentage?...

### a:b is equal to 3:5 and 4b is equal to 9c.How do you work ou

a:b is equal to 3:5 and 4b is equal to 9c.How do you work out a to c in its simplest form?Thanks?...
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