Quiz about Mathematics Week'24 Quiz

Question 1

If A = {1, 2, 3} ,B = {x, y}, then the number of functions that can be defined from A into B is

Accepted Answer

8

Answer

6

Answer

4

Answer

10

Question 2

If $$f(x)=\frac{x^2-3x+1}{x-1}$$ , find $$f\left(-2\right)+f\left(\frac{1}{3}\right)$$ .

Accepted Answer

-13/6

Answer

-11/6

Answer

-15/6

Answer

-17/6

Question 3

If the line $$\frac{x}{a}+\frac{y}{b}=1$$ passes through the points (2,3) and (4,-5), then (a,b) is

Accepted Answer

(-1,-1)

Answer

(-2,-1)

Answer

(-1,2)

Answer

(-1,-2)

Question 4

Which term of the sequence $$25,24\ \frac{1}{4},23\ \frac{1}{2},22\ \frac{3}{4},\ ...$$ is the first negative term ?

Accepted Answer

34

Answer

32

Answer

33

Answer

35

Question 5

If $$x,\ 2x+2,\ 3x+3$$ are in G.P., then the fourth term is:

Accepted Answer

-13.5

Answer

27

Answer

13.5

Answer

-27

Question 6

Which number should be added to the numbers $$6,\ 10,\ 18$$ to make the resulting numbers into a G.P.?

Accepted Answer

-2

Answer

4

Answer

2

Answer

5

Question 7

In how many ways a committee consisting of 3 men and 2 women, can be chosen from 7 men and 5 women?

Accepted Answer

350

Answer

300

Answer

400

Answer

250

Question 8

If in an infinite G.P., first term is equal to 10 times the sum of all successive terms, then its common ratio is:

Accepted Answer

$$\frac{1}{11}$$

Answer

$$\frac{1}{8}$$

Answer

$$\frac{1}{9}$$

Answer

$$\frac{1}{10}$$

Question 9

The sum of first three terms of a G.P. is 16 and the sum of the next three terms is 128. Determine the first term.

Accepted Answer

$$\frac{16}{7}$$

Answer

$$\frac{15}{7}$$

Answer

$$\frac{17}{7}$$

Answer

$$\frac{18}{7}$$

Question 10

In a single throw of two dice, what is the probability of getting - at least one ace?

Accepted Answer

11/36

Answer

1/6

Answer

5/36

Answer

1/12

Mathematics Week'24 Quiz

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