Delhi SI CPO Nov 24 Shift-1

Instructions

For the following questions answer them individually

Delhi SI CPO Nov 24 Shift-1 - Question 131


A person's salary has increased from ₹.7,000 to ₹.12,000. What is the percentage increase in his salary ?

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Delhi SI CPO Nov 24 Shift-1 - Question 132


If six-digit number 5x2y6zis divisible by 7, 11 and 13, then the value of (x — y + 32)is

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Delhi SI CPO Nov 24 Shift-1 - Question 133


Asha and Suman’s mud forts have heights 9 cm and 16 cm.If the fort tops are at 25 cm apart from each other, then the distance (in cm) between two forts is:

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Delhi SI CPO Nov 24 Shift-1 - Question 134


If the annual rate of simple interest increases from 11% to $$17 \frac{1}{2} %$$, then a person’s yearly income increases by ₹1,071.20. The simple interest (in ₹) on the same sum at 10% for 5 years is:

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Delhi SI CPO Nov 24 Shift-1 - Question 135


The value of $$\frac{\sin^{2}30^\circ + \cos^{2} 60^\circĀ + \sec 45^\circĀ . \sin 45^\circ}{\sec 60^\circĀ + \cosec 30^\circ}$$

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Delhi SI CPO Nov 24 Shift-1 - Question 136


The given bar graph represents the number of boys and girls in five different schools. Read the graph and answer theĀ question that follows


What is the ratio of the girls from schools A, B and C taken together to the boys from all schools taken together?

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Delhi SI CPO Nov 24 Shift-1 - Question 137


A single discount equivalent to three successive discounts of 6%, 15% and 14% is :

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Delhi SI CPO Nov 24 Shift-1 - Question 138


A solid lead sphere of radius 11 cm is melted and recast into small solid spheres of radius 2 cm each. How many maximum number(in integer) of such sphere can be made of ?

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Delhi SI CPO Nov 24 Shift-1 - Question 139


The monthly salary of a person was ₹75,000. He used to spend on Family Expenses (E), Taxes (T), Charity (C) and rest were his savings. E was 60% ofthe income, T was 20% of E, and C was 15% of T. When his salary got raised by 40%,he maintained the percentage level ofE, but T became 30% of E and C became 20% of T. The ratio of the savings of his earlier salary to that of his present salary is

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Delhi SI CPO Nov 24 Shift-1 - Question 140


The area of field in the shape of a hexagon is 1944 $$ \sqrt{3} m^{2}$$. Whatwill be the cost(in ₹) of fencing it at the rate of ₹11.50 per metre

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