यदि A : B = 6 : 8 और B : C = 5 : 12 है, तो A : B : C का मान ज्ञात कीजिए। Optionsa) 15 : 20 : 48b) 10 : 23 : 14c) 11 : 32 : 44d) 14 : 31 : 28 Solution प्रश्न के अनुसार A : B […]
यदि A : B = 6 : 8 और B : C = 5 : 12 है, तो A : B : C का मान ज्ञात कीजिए। Read More »
* को उस लघुतम अंक से प्रतिस्थापित कीजिए , जिससे 723*56* संख्या 6 से विभाज्य हो जाए | Optionsa) 1b) 2c) 3d) 4 Solution प्रश्न के अनुसार 723 *56*6 से विभाज्य (2 x 3) 2 और 3 दोनों से विभाज्य 2 से विभाज्य = अंतिम अंक सम है विकल्पो (options) में से : संख्या 2
* को उस लघुतम अंक से प्रतिस्थापित कीजिए , जिससे 723*56* संख्या 6 से विभाज्य हो जाए | Read More »
A thief is noticed by a policeman from a distance of 200 m. The thief starts running and the policeman chases him. The thief and the policeman run at the rate of 10 km/h and 11 km/h, respectively. What is the distance (in metres) between them after 9 minutes? Optionsa) 50b) 40c) 60d) 30 Solution
निम्नलिखित को सरल कीजिए : Options a) 31b) 28c) 36d) 17 Solution प्रश्न के अनुसार = 12 x 3 = 36 Answer: 36
निम्नलिखित को सरल कीजिए | 1020/[4/3 of (26 + 4) – 11 2/3] Read More »
Simplify Optionsa) 2b) 3c) 5d) 1 Solution Let a = 4.2b = 1.2ab = 5.04Formula :a3 – b3 = (a-b) (a2 +ab + b2) = (a-b)(a-b) = (4.2 – 1.2) = 3 Ans: 3
Subject Marks Obtained Total Marks English 73 100 Hindi 56 80 Science 45 75 Mathematic 90 125 IT 45 60 In which subject did he score the highest marks (in %) ? Optionsa) Mathematicb) ITc) Englishd) Hindi Solution As per questionMarks in % = English marks in % = = 73%Hindi marks in % =
The cost price of a bat is 75% of the marked price. Calculate the gain percentage after allowing a discount of 15%. Optionsa) 18.61%b) 25.6%c) 21.33%d) 13.33% Solution As per questionDiscount = 15%SP = MP -DP = SP – CP P% = Let the MP = 100CP = = 75SP = = 85P = 85
Simplify Optionsa) b) c) d) Solution As per question Answer:
Replace * by the smallest digit so that 723 *56* is divisible by 6. Optionsa) 1b) 2c) 3d) 4 Solution As per question723 *56*Divisible by 6 (2 x 3) divisible by both 2 and 3Divisible by 2 = Last digit is evenFrom options : Number may be 2 and 4Divisible by 3 = sum of
Replace * by the smallest digit so that 723 *56* is divisible by 6. Read More »
If the ratio of the areas of two similar triangles is 25 : 144, the ratio of their corresponding sides is: Optionsa) 12 : 5b) 5 : 12c) 25 : 12d) 5 : 144 Solution As per questionLet the two triangles be and It is given that ~ By the similarity criterion , if two