The product of two numbers is 18.75 . If one number is thrice of another. Find the larger number
(A)2.5
(B)9.5
(C)4.5
(D)7.5
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B is the biggest number I think
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Answer:
The larger number is 7.5
Step-by-step explanation:
1st number= x
2nd number= 3x
x × 3x= 18.75
3x²= 18.75
x²= 18.75/3
x²= 6.24
x= ±2.5
substitute the value of x in 2nd number
= 3 × ±2.5
= ±7.5
= −7.5 or 7.5
Therefore, The larger number is 7.5
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