Multiplyकुछ इस तरह से करेंगे | Basic maths tricks hindi | How to multiplication #shorts #mathstricks

JEE Mains 2020 - Short Trick To Find Inverse Of A Matrix | Maths Time Saving Tricks

Important Time Saving Short Trick / Shortcut For JEE Main 2019 Maths

Sequence And Series Short Trick | JEE MAINS 2020 Preparation | Maths Time Saving Tricks

An examination was held during the 2 weeks of April 3rd-Sunday to 16th Saturday. There was 1 paper for the six subjects - Physics, Chemistry, Biology, Maths, English and Hindi. Only 1 paper per day No exam on Saturdays and Sundays and Holiday on April 5th. Only 3 exams were there in a week. Chemistry was before Biology and Maths was on the next day of Hindi. The day on which the paper of biology and maths were held was the same, while that for chemistry and physics was also the same. There was no exam for 3 days between Physics and the exam prior to it. Hindi exam on Tuesday and one exam between Hindi and English exam. There was at least a gap of one day between any 2 science paper. How many days was there between Biology and Hindi ?

A pipe can fill a tank in 4 hours and a leak at the bottom can empty that full tank in 6 hours. If after the tank is 1/3 full, the leak is completely closed, how much time from beginning will it take for tank to get filled completely? एक पाइप किसी टंकी को 4 घंटे में भर सकता है तथा तल पर मौजूद एक छिद्र इस भरी हुई टंकी को 6 घंटे में खाली कर सकता है | यदि टंकी के 1/3 भाग भर जाने के बाद इस छेद को पूरी तरह से बंद कर दिया जाता है, तो टंकी को पूर्णतः भरने में शुरू से कुल कितना समय लगेगा ?

Vikram scored 72 percent marks in five subjects- Hindi, Science, Maths, English and Sanskrit together , where in the maximum marks of each subject were 100. How many marks did Vikram score in Science if he scored 80 marks in Hindi, 70 marks in Sanskrit, 76 marks in Maths and 65 marks in English ?

Pradeep got 32 marks in Hindi, 58 marks in Science, 46 marks in Maths, 94 marks in Social Science and 74 marks in English. The maximum marks of each subject are 100. How much over-all percentage of marks did he get?

Six exams Maths, science, History, Economics, English and Hindi are to be scheduled starting from 2^(nd) March and ending on 8^(th) march with Sunday being an off day, not necessarily in the same order. Each of the exam has different time duration: 40 mins, 50 mins, 60 mins, 75 mins, 90 mins and 100 mins, again not necessarily in the same order. 8^(th) march is not sunday and an exam of 40 mins is scheduled on that day. Maths exam is for less than 60 mins and is scheduled immediately before English exam. There are two exams scheduled between Hindi exam which is for 100 mins and History exam which is for 60 mins. English exam is before Sunday and there are two days between sunday and maths exam. Economics exam which is for 75 mins is not scheduled on 2nd march. The exam schedules on saturday is of 100 mins. How many exams are scheduled before Sunday ?

JEE MAINS Short Tricks | Shortcut To Solve Integration | Maths Time Saving Tricks |JEE Mains 2020