Maths Practice Question and Answer
8 Q: The area of two equilateral triangles are in the ratio 25 : 36 . Their altitudes will be in the ratio:
2171 05dd3da1ac2282c484e4715f1
5dd3da1ac2282c484e4715f1- 136 : 25false
- 225 : 36false
- 35 : 6true
- 4√5 : √6false
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Answer : 3. "5 : 6 "
Explanation :
the ratio will be squre root of triangle so that answer will be 5:6
Q: If an item is sold for Rs. 270, there is a loss of 10 percent on it , then what will be the cost price of that item?
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5f892eb358d85e164c5b5cb2- 1Rs. 300true
- 2Rs. 330false
- 3Rs. 240false
- 4Rs. 324false
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Answer : 1. "Rs. 300 "
Q: A line passing through the origin perpendicularly cuts the line 3x – 2y = 6 at point M. Find the co-ordinates of M.
2171 05f02e4597a5a806340b2749d
5f02e4597a5a806340b2749d- 1$$\left({-18\over13},{-12\over13} \right)$$false
- 2$$\left({-18\over13},{12\over13} \right)$$false
- 3$$\left({18\over13},{12\over13} \right)$$false
- 4$$\left({18\over13},{-12\over13} \right)$$true
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Answer : 4. "$$\left({18\over13},{-12\over13} \right)$$"
Q: P is six times as large as Q. The percentage that Q is less than P, is:
2171 05ef472712d6fc772f50c54e3
5ef472712d6fc772f50c54e3- 1$$63{1\over3}\%$$false
- 250%false
- 3$$83{1\over3}\%$$true
- 470%false
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Answer : 3. "$$83{1\over3}\%$$"
Explanation :

Q: A milkman has 75 litres milk in one cane and 45 litres in another. The maximum capacity of container which can measure milk of either container exact number:
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5f07f2273f7f07047799a6a6- 115 litrestrue
- 225 litresfalse
- 31 litresfalse
- 45 litresfalse
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Answer : 1. "15 litres "
Q: Two equal sum were lent out at 7% and 5% S.I respectively. The interest earned on the two loans add up to ₹960 for 4 years. The total sum lent out is
2170 05dd635e7db51363c023948b4
5dd635e7db51363c023948b4- 1₹ 3500false
- 2₹ 2500false
- 3₹ 2000true
- 4₹ 3000false
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Answer : 3. "₹ 2000 "
Q: A boat running upstream takes 8 hours 48 minutes to cover a certain distance, while it takes 4 hours to cover the same distance running downstream. What is the ratio between the speed of the boat and speed of the water current respectively? 2170 05b5cc6bce4d2b4197774d88b
5b5cc6bce4d2b4197774d88b- 17:4false
- 211:4false
- 34:7false
- 48:3true
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Answer : 4. "8:3"
Explanation :
Answer: D) 8:3 Explanation: Let the speed of the boat upstream be p kmph and that of downstream be q kmph Time for upstream = 8 hrs 48 min = 845hrs Time for downstream = 4 hrs Distance in both the cases is same. => p x 845= q x 4 => 44p/5 = 4q => q = 11p/5 Now, the required ratio of Speed of boat : Speed of water current = q+p2:q-p2 => (11p/5 + p)/2 : (11p/5 - p)/2 => 8 : 3
Q:DIRECTIONS: These questions are based on the following information.
A company XYZ Ltd has three units - P, Q and R. In each of these units there are five departments— Production, Marketing, Finance, HR and Accounts. The total number of employees in P, Q and R are in the ratio 3 : 5 : 4. The total number of employees in Production, Marketing, Finance, HR and Accounts in all the three units together are in the ratio 5 : 3: 1 : 1: 2. The ratio of the number of male employees of XYZ Ltd to that of the female employees of XYZ Ltd is 2 : 1. In each of the three units, there is no female employee in the Production department and no male employee in the HR department. In each of Marketing, Finance and Accounts departments at each of the units, males and females are equal in number. Also the total number of employees in Marketing, Finance and Accounts departments are equally distributed among each of the units. The company has 36,000 employees in total and the number of male employees in the production department at P, Q and R are in the ratio 2 : 8: 5.
In how many departments of XYZ Ltd is the number of employees, as a percentage of the number of employees in P, more than 80%?
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5df9c0358014020c092e37c3A company XYZ Ltd has three units - P, Q and R. In each of these units there are five departments— Production, Marketing, Finance, HR and Accounts. The total number of employees in P, Q and R are in the ratio 3 : 5 : 4. The total number of employees in Production, Marketing, Finance, HR and Accounts in all the three units together are in the ratio 5 : 3: 1 : 1: 2. The ratio of the number of male employees of XYZ Ltd to that of the female employees of XYZ Ltd is 2 : 1. In each of the three units, there is no female employee in the Production department and no male employee in the HR department. In each of Marketing, Finance and Accounts departments at each of the units, males and females are equal in number. Also the total number of employees in Marketing, Finance and Accounts departments are equally distributed among each of the units. The company has 36,000 employees in total and the number of male employees in the production department at P, Q and R are in the ratio 2 : 8: 5.
- 12true
- 23false
- 31false
- 44false
- 5None of thesefalse
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