Ashifur September 9, 2023 - 18:21
Problem: To find out the maximum number of Tk. 10 notes, we need to let  that he was tk 90 his wallet which is less than 95 is also divisible by 5 and 10 respectively.

View all: SONALI BANK LTD (OFFICER) WRITTEN QUESTION (MATH) SOLVE | 2018

Correct Answer: The maximum number of Tk. 10 notes is 6.

Explanation:

Now let. maximum number of Tk. 10 note is x

The number of Tk. 5 notes is (12 -x)

According to question,10$\times$+5(12-x) = 90

=> 10x+60-5x=90

=> 5x=90-60=30

so, x = $\frac{30}{5}$

so, The maximum number of Tk. 10 notes is 6.

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