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Mathematics

Find the missing number: 2, 6, 12, 20, 30, ?

A
42
B
43
C
44
D
None of these
Mathematics

If the 5th term of an arithmetic sequence is 18 and the 15th term is 58, what is the sum of the first 25 terms?

A
1250
B
1300
C
1350
D
None of these
Mathematics

Complete the sequence: 2, 6, 18, ____, 486. Find the 4th term from the last?

A
18
B
9
C
27
D
None of these
Mathematics

If A and B are in the ratio 3:4 and B and C are in the ratio 12:13, then A and C will be in the ratio _____?

A
36:13
B
9:13
C
3:13
D
None of these
Mathematics

A dice is rolled once. What is the probability of getting a number greater than 4?

A
1/3
B
1/61/4
C
12
D
None of these
Mathematics

The value of the base in the binary number system is?

A
2
B
4
C
6
D
None of these
Mathematics

Which Muslim scientist wrote the first book on Algebra and is known as the Father of Algebra?

A
Ibn Sina
B
Ibn khaldun
C
Al-khwarizmi
D
Euclid
Mathematics

Convert 7/20 into percentage?

A
30%
B
35%
C
40%
D
None of these
Mathematics

(9)ยฒ - (8)ยฒ =?

A
17
B
1
C
-7
D
None of these
Mathematics

A train travels 60 km in 1 hour. What is its speed?

A
40km/h
B
50km/h
C
60km/h
D
70km/h