If 65% of 350 − ?% of 250 + 40% of 120 = 158, then find the value of ?
This questions was previously asked in
ssc cgl 2023 pre
Explanation:
- Start by calculating 65% of 350:
- 65/100 * 350 = 227.5
- Calculate 40% of 120:
- 40/100 * 120 = 48
- Plug these values into the equation:
- 227.5 - ?% of 250 + 48 = 158
- Simplify the equation:
- 275.5 - ?% of 250 = 158
- Calculate the unknown percentage:
- Subtract 158 from 275.5:
- 275.5 - 158 = 117.5
- ?% of 250 = 117.5
- 117.5/250 = 0.47
- Convert to percentage:
- 0.47 * 100 = 47
- Check the options:
- Option 3: 47 is correct.
- Highlight the correct option:
- 47
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By: Parvesh Mehta