Choose the related word/letters/number from the given alternatives.
19 : 6859 : : 21 : ?
1). 9291
2). 9281
3). 9261
4). 9200
Choose the odd word/letters/number/number pair from the given alternatives.
1). 926
2). 122
3). 225
4). 491
Coefficient of x in (x + 9)(8 - 5x) is
1). 37
2). -53
3). -37
4). 53
Two cars travel from city A to city B at a speed of 36 and 54 km/hr respectively. If one car takes 3.5 hours lesser time than the other car for the journey,
then the distance between City A and City B is
1). 454 km
2). 567 km
3). 302 km
4). 378 km
The modern periodic table consists of 18 groups and 7 periods. What is the atomic number of the element placed in the 1st group and the 4th period?
1). 21
2). 17
3). 19
4). 9