1.
Which type of boat has a speed of 4km/hour?
Correct Answer
C. Log boat
2.
Which is the biggest fish?
Correct Answer
B. Whale shark
Explanation
The correct answer is Whale shark because it is the largest fish species in the world. While the blue whale is the largest animal overall, it is a mammal, not a fish. The king fish and star fish are much smaller in size compared to the whale shark.
3.
Which is the largest 8-digit number?
Correct Answer
B. 9,99,99,999
Explanation
The largest 8-digit number is 9,99,99,999 because it has the highest value among the given options. It is composed of nine digits, with the leftmost digit being the highest possible value for a digit in the 8-digit number system, which is 9. The remaining digits are also the highest possible values for their respective positions, resulting in the largest 8-digit number.
4.
How many lakhs make a crore?
Correct Answer
A. 100
Explanation
A crore is a unit in the Indian numbering system that represents ten million. In this system, a lakh represents one hundred thousand. Therefore, to convert a crore into lakhs, we divide it by one lakh, which gives us 100. So, there are 100 lakhs in a crore.
5.
A motor boat can go 20km in one hour. How long will it take to go 50km?
Correct Answer
C. 2 and 1/2hours
Explanation
The motor boat can go 20 km in one hour. To calculate how long it will take to go 50 km, we can divide 50 by 20. This gives us 2.5, which is equivalent to 2 and 1/2 hours. Therefore, it will take the motor boat 2 and 1/2 hours to go 50 km.
6.
Which is the correct numeral for three lakh twenty thousand fifteen?
Correct Answer
B. 3,20,015
Explanation
The correct numeral for three lakh twenty thousand fifteen is 3,20,015. This is because "lakh" represents the number 100,000, so three lakh is equivalent to 3 x 100,000 = 300,000. Then, twenty thousand is represented by 20,000. Finally, fifteen is represented by 15. Therefore, the correct numeral is 3,20,015.
7.
In a number '0' is in the 'Hundreds' place, what is its place value?
Correct Answer
B. 0
Explanation
The number '0' is in the 'Hundreds' place, which means it represents zero hundreds. The place value of '0' in this case is zero.
8.
4,00,000+2,000+50+8=...........................?
Correct Answer
A. 4,02,058
Explanation
The given expression is a sum of four numbers: 4,00,000, 2,000, 50, and 8. Adding these numbers together, we get 4,02,058.
9.
What is the place value of '5' in '65,708'?
Correct Answer
B. 5,000
Explanation
The place value of '5' in '65,708' is 5,000. In the number '65,708', the digit '5' is in the thousands place, which represents a value of 5,000.
10.
Cost of king fish is Rs.120 per kg. What is the cost of a king fish weighs five and a half kg?
Correct Answer
C. Rs.660
Explanation
The cost of a king fish is Rs.120 per kg. To find the cost of a king fish weighing five and a half kg, we need to multiply the weight (5.5 kg) by the cost per kg (Rs.120). 5.5 kg multiplied by Rs.120 equals Rs.660. Therefore, the cost of a king fish weighing five and a half kg is Rs.660.