SSC CPO 10th Nov 2022 Shift 3

The ratio of two numbers is 5 : 7 and their HCF is 3. Their LCM is:

A shopkeeper gives 20% commission on the retail price of one article and earns 5% profit. If his commission is reduced by 10%, then what is his approximate profit percentage? (Nearest integral value)

If $$\cos \theta + \sec \theta = 2$$, then the value of $$\sin 6 \theta + \cos 6 \theta$$ is:

The average of a batsman in 16 innings is 36. In the next innings, he scores 70 runs.
What will be his new average?

The salary of Ramesh first increases by 35%, then decreases by 40%, then again increases by 25%. Find the overall increase or decrease percentage.

The average age of 25 girls in a class is 11.2 years and that of the remaining 15 girls is 10 years. Find the average age of all the girls in the class.

The following table gives the number of patients visiting a dental clinic for the issues related to their oral health during the months
May, June, July and August in 2015. Study the table carefully and answer the question that follows.

For the given months in 2015, the average number of patients visiting the dental clinic for Cleaning and polishing of teeth, Fixing crowns and bridging and Teeth whitening is what percentage(rounded off to 1 decimal place) more/less than the average number of patients visiting the dental clinic for Orthodontic treatment?

Find $$\cos \left(-\frac{7 \pi}{2}\right)$$

A retailer wants to sell an item for Rs.2,700 after granting a 10% discount. What is the marked price of the item?

The HCF of $$\frac{3}{4},\frac{7}{8}$$ and $$\frac{13}{14}$$ is: