SSC Selection Post 2021 Matriculation Level Question Paper (04-Fe..

What is the mean proportional between $2.5$ and $0.625$?

The average weight of P and his four friends is $52.4\text{kg}$. If P is $3\text{kg}$ lighter than the average weight of his four friends, then what is the weight of P (in $\text{kg}$)?

A wholesaler bought an item from a manufacturer for ₹$5,000$ and sold it to a retailer at $20\%$ profit. The retailer sold it to a customer at $10\%$ profit. If the customer buys the item from the manufacturer itself, how much money (in ₹) will he save?

The average weight of some persons in a club was $80\text{kg}$. Seven persons with average weight $85.2\text{kg}$ joined the club and at the same time $2$ persons with average weight $72.7\text{kg}$ left the club. The average weight of all the persons in the group increased by $1.02\text{kg}$. How many people were there initially in the club?

A boat can move $35\text{km}$ upstream and the same distance downstream in a total time of $8$ hours. If the speed of the boat in still water is $9\text{km/h}$, then the speed (in $\text{km/h}$) of the stream is: