# Math Quiz Grade 10

- Question of
## The HCF of two numbers, a and b, is 30, while their LCM is 45. What is the value of (a x b)?

- 1350
- 1355
- 1250

- Question of
## In a lottery, there are 10 prizes and 20 blanks. What is the probability of getting a prize?

- 1/3
- 1/2
- 1

- Question of
## Given that sin A = 1/2 and cos B= 1/ then the value of (A+B) is :

- 75 Degree
- 15 Degree
- 30 Degree

- Question of
## Solve for x : 2x + y = 8, y= – 6

- 7
- 5
- 6

- Question of
## If cot A = 12/5, then the value of (sin A + cos A) x cosec A is :

- 17/5
- 18/5
- 15/5

- Question of
## Which term of the progression 4,9,14,…. Is 109?

- 22
- 12
- 20

- Question of
## If 1+2+….+k=55, then the value of k is

- 10
- 12
- 13

- Question of
## The 10th term of the sequence, whose nth term is (3n-2), is

- 28
- 54
- 23

- Question of
## When a point is observed, the angle formed by the line of sight with the horizontal level where the point being viewed is above the horizontal plane is known as:

- Angle of elevation
- Angle of triangle
- Angle of depression

- Question of
## If x , 2x+2 , 3x+3 , are in G.P then 5x , 10x+10 , 15x+15 form

- A G.P
- An AP
- A constant sequence

- Question of
## If a,b,c,l,m are in AP then the value of a-4b+6c-4l+m is

- 0
- 1
- 2

- Question of
## The 8 th term of the sequence 1,1,2,3,5,8,,……….is

- 21
- 22
- 23

- Question of
## The sequence -3 , -3 , -3 , ……. is

- Both A.P and G.P
- An A.P only
- A G.P only

- Question of
## If a,,b,c, l,m,n , are in AP ., then 3a+7 , 3b+7 , 3c+7 , 3l+7 , 3m+7 , 3n+7 form

- An AP
- A GP
- Neither AP nor GP

- Question of
## If k+2 , 4k-6 , 3k-2 are the three consecutive terms of an AP , then the value of k is

- 3
- 4
- 5

- Question of
## If the product of the first four consecutive terms of a G.P is 256 and if thye common ratio is 4 and the first term is positive , then its 3 rd term is

- 16
- 43
- 56

- Question of
## which one of the following is not true

- Every function represents a sequence
- A sequence `is a real valued function defined on N
- A sequence may have infinitely many terms

- Question of
## Mark tossed a fair coin ten times with each outcome alwaysbeing a tail. Which of the following is true if he tosses the coin for the sixthtime?

- There is an equal chance that the outcome is a head as it is a tail
- The outcome will most likely be a tail
- The outcome will most likely be a head;

- Question of
## What is the name for the longest side of a right angled triangle?

- Hypothenuse
- Symmetry
- Vertex

- Question of
## What number does “giga” stand for?

- 1 Billion
- 1 Million
- 1 Thousand

- Question of
## Who discover the Cartesian Coordinate System?

- Rene Descartes
- Carl Friedrich Gauss
- Euler

- Question of
## Who is called the father of Algebra?

- Al-Khwarizmi
- Aljazeera
- Algorenius

- Question of
## Evaluate the expression: 27 – [5 + {28 – (29 – 7}]

- 16
- 45
- 98

- Question of
## Which of the following is equivalent to the expression below? (5x + 6y – 3z) + (3x – 8y + z)

- 8x – 2y – 2z
- 8x – 14y – 4z
- 8x – 14y – 2z

- Question of
## Five years ago, John’s age was half of the age he will be in 8 years. How old is he now?

- 18
- 17
- 16

- Question of
## A student chose a number, multiplied it by 2, then subtracted 138 from the result and got 102. What was the number he chose?

- 120
- 24
- 65

- Question of
## One side of a rectangle is 3 cm shorter than the other side. If we increase the length of each side by 1 cm, then the area of the rectangle will increase by 18 cm2. Find the lengths of all sides.

- 10cm and 7cm
- 4cm and 2c,
- 11cm and 8cm

- Question of
## sin A (90 -A) =

- cos A
- tan A
- sec A

- Question of
## tan 700 tan 200 =

- 1
- 0
- 2

- Question of
## cos (900 – A ) =

- sec A
- cosec A
- sin A