Victor takes approximately 7 weeks to save 150.
Given,
Initial savings of victor = 50
Savings added by victor weekly = 15
We have to find the time taken by victor to save 150.
We know that victor saved 50 which he got for his birthday.
Then, 150 -50 = 100
That is by saving 15 weekly victor has to make a total of 100.
Therefore, to find the time taken by victor to save 100 is:
100 / 15 = 6.66, approx 7
That is victor takes approximately 7 weeks to save 150.
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