CAT (QA) PYQs

Meena scores $40 \%$ in an examination and after review, even though her score is increased by $50 \%$, she fails by $35$ marks. If her post-review score is increased by $20 \%$, she will have $7$ marks more than the passing score. The percentage score needed for passing the examination is

In May, John bought the same amount of rice and the same amount of wheat as he had bought in April, but spent Rs. $150$ more due to price increase of rice and wheat by $20 \%$ and $12 \%$, respectively. If John had spent Rs. $450$ on rice in April, then how much did he spend on wheat in May?

Ravi invests $50\%$ of his monthly savings in fixed deposits. Thirty percent of the rest of his savings is invested in stocks and the rest goes into Ravi's savings bank account. If the total amount deposited by him in the bank (for savings account and fixed deposits) is Rs. $59500$, then Ravi's total monthly savings (in Rs.) is