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Q:
What should come in place of the question mark '?' in the following number series?

46, ?, 284, 345, 378, 391
1010 0

Answer : 1. "187"

Q:
By selling 100 pencils, A shopkeeper gains the selling price of 20 pencils. His gain percentage is
1009 0

Answer : 3. "25 "

Q:
The sum of the squares of two natural consecutive odd numbers is 394. The sum of the numbers is –
1009 0

Answer : 4. "28"
Explanation :
Let the consecutive odd numbers be x and (x+2)
We know that x2 + (x + 2)2 = 394
We know x2 + x2 + 4x + 4 = 394
We know 2 x2 +4x – 390 = 0
We know x2 + 2x – 195 = 0
We know (x +15) (x-13) = 0
We know x = 13
We know Required sum = 13 +15 =28

Q:
It is given that ∆ABC ≅ ∆PQR, AB = 5 cm, ∠B = 40°, and ∠A = 80°. Which of the following options is true?
1009 0

Answer : 1. "PQ = 5 cm and ∠R = 60°"

Q:
A man can row at 7 km/hour in still water. He finds that it takes twice the time to row upstream than the time to row downstream. The speed of the stream is
1008 0

Answer : 3. "2.6 km/hour "

Q:
The compound interest on a certain sum for first two successive years are Rs. 100 and Rs. 172 respectively. Find the rate of interest.
1008 0

Answer : 4. "10%"

Q:
In a two-digit number, its units digit exceeds its tens digit by 2 and that the product of the given number and the sum of its digits is equal to 460. The number is:
1008 0

Answer : 3. "46"

Q:
ABC is an isosceles triangle such that AB = AC and ∠B = 35°. AD is the median to the base BC. Then ∠BAD is
1008 0

Q:What should come in place of the question mark '?' in the following number series? 46, ?, 284, 345, 378, 391 1010 064dc7e51ad4e6a1a0b6136ce

Answer : 1. "187"

Q: By selling 100 pencils, A shopkeeper gains the selling price of 20 pencils. His gain percentage is 1009 062ff76688921e519c1485fd5

Answer : 3. "25 "

Q: The sum of the squares of two natural consecutive odd numbers is 394. The sum of the numbers is – 1009 06303357ffef7996822e8f226

Answer : 4. "28" Explanation :Let the consecutive odd numbers be x and (x+2)We know that x2 + (x + 2)2 = 394We know x2 + x2 + 4x + 4 = 394We know 2 x2 +4x – 390 = 0We know x2 + 2x – 195 = 0We know (x +15) (x-13) = 0We know x = 13We know Required sum = 13 +15 =28

Q: It is given that ∆ABC ≅ ∆PQR, AB = 5 cm, ∠B = 40°, and ∠A = 80°. Which of the following options is true? 1009 064b5026d2dc867f593f531bd

Answer : 1. "PQ = 5 cm and ∠R = 60°"

Q: A man can row at 7 km/hour in still water. He finds that it takes twice the time to row upstream than the time to row downstream. The speed of the stream is 1008 062fb436609a97851b64c4298

Answer : 3. "2.6 km/hour "

Q: The compound interest on a certain sum for first two successive years are Rs. 100 and Rs. 172 respectively. Find the rate of interest. 1008 062fb67278921e519c135135a

Answer : 4. "10%"

Q: In a two-digit number, its units digit exceeds its tens digit by 2 and that the product of the given number and the sum of its digits is equal to 460. The number is: 1008 064ccb999b6a5e472e27f42e3

Answer : 3. "46"

Q: ABC is an isosceles triangle such that AB = AC and ∠B = 35°. AD is the median to the base BC. Then ∠BAD is 1008 0645ce0c5e67f3b0a568e38bf

Answer : 3. "110°"

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Q:
What should come in place of the question mark '?' in the following number series?

46, ?, 284, 345, 378, 391
1010 0

Q:
By selling 100 pencils, A shopkeeper gains the selling price of 20 pencils. His gain percentage is
1009 0

Q:
The sum of the squares of two natural consecutive odd numbers is 394. The sum of the numbers is –
1009 0

Answer : 4. "28"
Explanation :
Let the consecutive odd numbers be x and (x+2)
We know that x2 + (x + 2)2 = 394
We know x2 + x2 + 4x + 4 = 394
We know 2 x2 +4x – 390 = 0
We know x2 + 2x – 195 = 0
We know (x +15) (x-13) = 0
We know x = 13
We know Required sum = 13 +15 =28

Q:
It is given that ∆ABC ≅ ∆PQR, AB = 5 cm, ∠B = 40°, and ∠A = 80°. Which of the following options is true?
1009 0

Q:
A man can row at 7 km/hour in still water. He finds that it takes twice the time to row upstream than the time to row downstream. The speed of the stream is
1008 0

Q:
The compound interest on a certain sum for first two successive years are Rs. 100 and Rs. 172 respectively. Find the rate of interest.
1008 0

Q:
In a two-digit number, its units digit exceeds its tens digit by 2 and that the product of the given number and the sum of its digits is equal to 460. The number is:
1008 0

Q:
ABC is an isosceles triangle such that AB = AC and ∠B = 35°. AD is the median to the base BC. Then ∠BAD is
1008 0