SSC CPO 4th Oct 2023 Shift 1

In what proportion should a grocer mix wheat at ₹12 per kg and ₹25 per kg so as to make a mixture of worth ₹20 per kg?

Find the mean proportional between 32 and 162.

Rakhi purchased a basket, a wallet and a belt. She got discounts of 5%, 8% and 10% on the basket, the wallet and the belt, respectively, on their respective marked prices of ₹80, ₹150 and ₹350. How much amount (in ₹) did she pay in total?

In $$\triangle ABC, \angle B = 90^{\circ}$$ and $$AB : BC = 1 : 2$$. The value of $$\cos A + \tan C$$ is:

The product of two numbers is 20000. If their LCM is 800, then what is their HCF?

If $$a + \frac{1}{a} = 3$$, then the value of $$a^{4} + \frac{1}{a^{4}}$$ is:

Study the given graph and answer the question that follows.
The given graph represents the percentage of books on different subjects that a person has in his library.

If the total number of books is 60, then what is the ratio of the number of books on subject Cl to the average number of books per subject?

Find the value of $$\frac{\cos 37^{\circ}}{\sin 53^{\circ}} - \cos 47^{\circ} \cosec 43^{\circ}$$.

The volume of a sphere is given by 130977 $$cm^{3}$$. Its surface area (in $$cm^{2}$$) is:

The speed of a boat in standing water is 6 km/h and the speed of the stream is 2.5 km/h. A man rows to a place at a distance of 59.5 kilometres and comes back to the starting point. The total time taken by him is: