WB Police PC · Elementary Mathematics
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Linear Equations
One-variable and simultaneous linear equations.
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Take a full mock →Q1 · Linear Equations · EASY
Solve for x: 3x + 7 = 22
Q2 · Linear Equations · EASY
A number is doubled and then increased by 15 to get 47. What is the original number?
Q3 · Linear Equations · MEDIUM
Solve the simultaneous equations: 2x + y = 10 and x - y = 2
Q4 · Linear Equations · MEDIUM
In a class, the number of girls is 5 more than twice the number of boys. If there are 41 students in total, how many boys are there?
Q5 · Linear Equations · EASY
If 3x + 7 = 28, what is the value of x?