Solve the following:(i) Irfan says that he has 7 marbles more than five times the marbles Parmit has. Irfan has 37 marbles. How many marbles does Parmit have?(ii) Laxmi's father is 49 years old. He is 4 years older than three times Laxmi's age. What is Laxmi's age?
Text Solution
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1) parmit has x marbel
5x+7=37
5x=30
x=6
2)3x+4=49
3x=45
x=15
3)Mean=19
...
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