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Quantitative Aptitude

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What is the d...

Question

What is the difference between the total number of students with IT specialisation from all the institutes together and the total number of students with Mechanical specialisation from all the institutes together?

A

260

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B

240

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C

280

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D

220

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E

250

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Solution

The correct option is D 220
Number of students with IT specialisation,
=340+300+260+340+180+260+220= 1900
Number of students with Mechanical specialisation,
=280+360+200+260+320+320+380=2120
$∴$ Required difference=2120-1900=220

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