Question

Q. .There are 50 pearls in black and white in a cup. The white #cup is 10 more

Black, then what is the number of black pearls?

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Answer 1

Step-by-step explanation:

Let black perl b x

white be 10+x

x+x+10=50

2x=50-10

2x = 40

x = 40/2

x = 20

black pearls: 20

white: 10+20= 30

total pearls = 30+20 = 50

difference= 30 - 20 = 10

one pearl is 10 more than other pearl as mentioned in question

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