विभाग शोधार्थियों की कुल संख्या महिला शोधार्थियों की संख्या भौतिक 35 12 रसायन – शास्त्र 40 28 गणित 18 4 सांख्यिकी 12 3 गणित और सांख्यिकी विभाग में पुरुष शोधार्थियों का अनुपात कितना हैं? Optionsa) 7 : 6b) 14 : 9c) 9 : 14d) 6 : 7 Solution As per questionगणित और सांख्यिकी विभाग में […]
Items Price per unit (in Rs Quantity Pens 10 x Notebooks 20 6 Optionsa) 7b) 4c) 5d) 6 Solution As per questionPen + Notebooks = 180$ 10 \times x + 20 \times 6 $ = 18010x + 120 = 18010x = 180 – 12010x = 60x = 60/10 = 6 Answer: 6
If A : B = 6 : 8 and B : C = 5 : 12, then A : B : C is: Optionsa) 15 : 20 : 48b) 14 : 31 : 28c) 10 : 23 : 14d) 11 : 32 : 44 Solution As per questionA : B = 6 : 8B :
If A : B = 6 : 8 and B : C = 5 : 12, then A : B : C is: Read More »
Places A and B are 20 km apart on the highway. A car starts from A and another from B at the same time. If the cars travel in the same direction at different speeds, they meet in one hour. If they travelled towards each other, they meet in 12 minutes. What are the speeds (in km/h) of
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements:Some bags are purses.All purses are wallets.All wallets are sacks. Conclusions:I All purses are sacks.II Some wallets are
Study the given Venn diagram and answer the question that follows. How many smart people are polite? Optiona) 63b) 19c) 7d) 12 Solution Smart and polite diagramhave 12 and 7 commontherefore, 12 + 7 = 19 politeSmart and Polite Correct Answer : b) 19
यदि $ a+ \frac1a$ = 12, है, तो $ a^2+ \frac{1}{a^2}$ का मान ज्ञात कीजिए। Optionsa) 142b) 140c) 146d) 144 Solution प्रश्न के अनुसार $ a+ \frac1a$ = 12दोनों भागो का वर्ग करने पर $ (a+ \frac1a)^2$ = (12)2$ a^2+ \frac{1}{a^2}+ 2 \times a \times \frac1a $ = 144$ a^2+ \frac{1}{a^2}+2 $ = 144$ a^2+ \frac{1}{a^2}$ = 144
यदि a+1/a=12 है, तो a2+1/a2 का मान ज्ञात कीजिए। Read More »
Which two sings should be interchanged to make the following equation correct?$ 18 -23 \times 455 \div 7 + 28 = 377 $ Optiona) ÷ and −b) – and +c) – and ×d) + and × Solution : Check one by one(a) interchange $ \div $ and –$ 18 \div 23\times 455 – 7 +
$ 18 -23 \times 455 \div 7 + 28 = 377 $ Read More »
Three of the following four are alike in a certain way and thus form a group. Which is the one that does NOT belong to that group? The odd one out is not based on the number of consonants/vowels or their position in the letter cluster Optionsa) DHKb) BFJc) EIMd) IMQ Solution DHK : 4-8-11BFJ: 2-6-10EIM: 5-9-13IMQ
Three of the following four are alike in a certain: DHK, BFJ, EIM, IMQ Read More »
यदि 24 cm ऊँचाई वाले एक लम्ब वृत्तीय शंकु का आयतन 1232 cm3 है, तो शंकु का संपूर्ण पृष्ठीय क्षेत्रफल क्या है (π=22/7 का उपयोग कीजिए)? Optionsa) 806 cm2b) 904 cm2c) 608 cm2d) 704 cm2 Solution प्रश्न के अनुसार शंकु का आयतन = $ \frac{1}{3} \times \pi \times r^2 \times h $शंकु का संपूर्ण पृष्ठीय क्षेत्रफल =