If the sum of digits is 9 and the difference between the digit in the ten's place and unit's place is 1, then the two-digit number is?
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India has donated a 'Digital cobalt therapy machine' developed by BARC, to which country?
If WORK = 7935, ROCK = 3587 and WART = 1945, which digit stands for T?
Which industrial revolution can be called the Digital Revolution?
In December 2017, who launched project ‘DARPAN’ (Digital Advancement of Rural Post Office for a New India)?
In a certain code, 327 means 'don't cut tree', 635 means 'plant one tree', 138 means 'tree gives shade' and 4953 means 'we must plant tree'. Which digit represents 'shade'?
Find the unit place digit in the expression (159)144 + (114)123 - (110)510 + (213)25
Find the largest number of three digits exactly divisible by 15, 18, 27 and 30.