Solving Unknowns

Q. The next number in the pattern -62, -37, -12 is:

1. 25
2. 13
3. 0
4. -13

Q.

How to solve

From the sum of -32 and -56, subtract -100

Q. Sum of 4 times a number and 6 is 26. What is that number?​

1. 11
2. 7
3. 3
4. 5

Q. Which of the following is/are not algebraic equation(s)?

1. $3x+6$
2. $3x+6=9$
3. $4x=12$
4. $2x+10$

Q. What is the value of x that satisfies the equation $x+5=8$?

1. 1
2. 2
3. 3
4. 4

Q. If $\frac{2}{x+10}=\frac{8}{x}$ then the value of x is

1. 3
2. $\frac{-40}{3}$
3. -40
4. $\frac{40}{3}$

Q. 25 years ago Vikram was 21 years old. How old is he today?

1. 42 years
2. 50 years
3. 46 years
4. 44 years

Q.

Good afternoon mam/sir

My query is that a number exceeds another number 3946125 by 27897.

Thank you

Q.

Find and correct the errors in the mathematical statement$\frac{3}{4x+3}=\frac{1}{4x}$

Q. What will be the result if -87 is subtracted from the sum of 34 and -75?

Q. Find the value of expression : 2a - 2b - 10 + 4a + b, if a = 5 and b = 1.

1. -1
2. 19
3. -19
4. 20

Q. Bunty is 12 years old. His mother is 30 years older than him. What's the sum of the ages of Bunty and Bunty's mother?

1. 54 years
2. 42 years
3. 18 years
4. 30 years

Q. An isosceles triangle (2 sides equal) whose equal sides are of length b units has a perimeter of 32 units. What is the length of all the sides if the third side is 11 units more than the other 2 sides?

1. 8, 8, 19
2. 6, 6, 17
3. 7, 7, 18
4. 9, 9, 20

Q. 9 years ago Anisha was 12 years old. How old is she today?

1. 21
2. 12
3. 9
4. 18

Q. What is my age if my father is 27 years old and he is 6 more than three times my age?

1. 8
2. 10
3. 6
4. 7

Q. After distributing 65 candies to her classmates, Rehana still has 35 candies left with her. How many candies did she bring for distribution?

1. 100
2. 65
3. 30
4. 35

Q. Find the value of x in the given equation
5x - 5 = 0?

1. 2
2. 3
3. 0
4. 1

Q. What is the first step you will use to separate the variable and then solve the equation $x-1=0$ ?

1. Adding 2 on both sides
2. Adding -1 on both sides
3. Adding 2 on both sides
4. Adding 1 on both sides

Q. The value of x which satisfies the equation $\frac{5x-3}{12}=1$ is

1. 3
2. 2
3. 4
4. None of these

Q.

What is the H.C.F. two-consecutive numbers ?

Q.

Find the value of expression 2a - 2b - 4 + a + b, taking a = 2 and b = 3.

1. -1

2. 1

3. 5

4. 2

Q. XVI = _____ , XIX = _____

1. 16, 19
2. 14, 19
3. 16, 21
4. 14, 21

Q.

I was $27$ years old $8$ years ago. My age is :

1. $8yrs$

2. $17yrs$

3. $35yrs$

4. $19yrs$

Q. Solve the equation $\frac{5x-3}{12}=1$.

1. 2
2. 3
3. 4
4. -3

Q. Tulika is 3 times as old as her cousin. The sum of their ages is 36 years. How old is Tulika?

1. 8 years
2. 9 years
3. 27 years
4. 32 years

Q. Leela is Radha’s younger sister. Leela is $4$ years younger than Radha. Can you write Leela’s age in terms of Radha’s age? Take Radha’s age to be $x$ years.
[1 mark]

Q. The measures of the angles of a quadrilateral are $(p+{25}^{\circ }),2p,(2p-{15}^{\circ })$ and $(p+{20}^{\circ })$. What is the measure of the smallest angle?

1. ${105}^{\circ }$
2. ${65}^{\circ }$
3. ${115}^{\circ }$
4. ${75}^{\circ }$

Q.

The sophomore class sold a total of $700$ adult and student tickets to the school play.

Adult tickets sold for $\$4.50$ each and student ticket cost $\$2.00$ each.

If they took in a total of $\$1200$, which system of equation can be used to find $\mathrm{x}$, the number of student tickets sold, and $\mathrm{y}$; the number of adult tickets sold $?$

1. $$\begin{gathered} \mathrm{x}+\mathrm{y}=1200 \\ 2\mathrm{x}+4.5\mathrm{y}=700 \end{gathered}$$

2. $$\begin{gathered} \mathrm{x}+\mathrm{y}=700 \\ 2\mathrm{x}+4.5\mathrm{y}=1200 \end{gathered}$$

3. $$\begin{gathered} \mathrm{x}+\mathrm{y}=1200 \\ \mathrm{x}+\mathrm{y}=700 \end{gathered}$$

Q.

Two workers produced $86$ parts and the first one produced $8$ more parts than the second one. How many parts did each worker produce?

Q.

Solve $3x=12$.