Delhi SI CPO Nov 23 Shift-1

A person sold an article at a loss of 16%. Had he sold it for ₹ 660 more, he would have gained 8%. What should be the selling price (in ₹) to gain a profit of 12%?

The value of $$\frac{40 - \frac{3}{4}  of  32} {37 - \frac{3}{4}  of  (34-6)}$$ is:

If a nine-digit number 785x3678y is divisible by 72, then the value of (x — y) is:

A takes 2 hours 30 minutes more than B to walk 40 km. If A doubles his speed, then he can make it in 1 hour less than B. How much time(in hours) does A require for walking a 40 km distance ?

he radius of the base of a cylinder is 14 cm and its curved surface area is 880 $$cm^{3}$$, Its volume(in $$ cm^{3}$$)is: (Take $$\pi=\frac{22}{7}$$)

A, B and C started a business by investing $$₹13,750$$, $$₹16,250$$ and $$₹18,750$$, respectively. If B's share in the profit earned by them is $$₹5,200$$, what is the total profit (in $$ ₹$$) earned by them together?

Three successive discounts 22%, 17% and 11% are equivalent to a single discount of:

Two numbers are in the ratio 7: 11. If their HCF is 28, then the difference between the two numbers is:

A and B can do job in 10 days and 5 days, respectively. They worked together for two days, after which B was replaced by C and the work was finished in the next three days. How long will C alone take to finish 60% of the job?

A ladder leaning against a wall makes an angle $$\theta$$ with the horizontal ground such that $$\cos\theta=\frac{5}{13}$$ . If the height of the top of the ladder from the wall is 18 m, then what is the distance (in m) of the foot of the ladder from the wall?