📏 Arithmetic Aptitude Solved MCQs with Answers

Practice 3559 approved 📏 Arithmetic Aptitude questions with verified answers from the 🧠 Aptitude Mastery subject for Pakistan exams.

3559 solved MCQs

To a combined fraction into its parts is called?Answer: Partial fraction Pipe "A" and "B" can fill a tank in 15 and 20 minutes respectively. How long would it take both pipes, working together to fill it?Answer: 60/7 minutes f(x) = sin(x) is?Answer: Odd function If tanθ < θ, sin <0, then the terminal arm of the angle lies in the quadrant?Answer: 3 If * is a binary operation in A then?Answer: A is closed under * Find the cost price of a book, when it is sold for Rs. 48 and the gain is 20%?Answer: Rs. 40 Convert .09 into percentage?Answer: 9% What is 3% of 20?Answer: 0.6 Sin(n+a) = ______?Answer: sina 2 (x^2 + y^2 + xy) = _____?Answer: 2x^2 + 2y^2 + 2xy If A, B, and C are any three sets, then A × (B ∪ C) is equal to?Answer: (A×B) ∪ (A×C) Find the missing number: 102, 109, 116, 123, 130, _____?Answer: 137 Find the missing number: 1, 3, 9, 27, 81, ______?Answer: 243 What is the Square Root of 625?Answer: 25 64, 32, 16, 8, _____?Answer: 4 Cosθ + Cosn = _____?Answer: 2cos(θ + n/2)cos(θ-n/2) The term 'Billion' is an expression of which of the following?Answer: Ten millions The standard deviation of a data set tells us?Answer: The average distance from the mean Which one of the following does not possess square root?Answer: 525 A 300ml mixture of milk and water is 80% pure, how many ml of milk are in the mixture?Answer: 240 If 12 men work 8 hours a day to complete a work in 10 days, how many men working 12 hours a day can complete the work in 5 days?Answer: 16 2√3 + 4√12 = ______?Answer: 10√3 The standard deviation of the binomial distribution is ____?Answer: √npq Which of the following statements is true about the null hypothesis?Answer: Any wrong decision related to the null hypothesis results in two types of errors The control charts and procedures of descriptive statistics which are used to enhance a procedure can be classified into which of these categories?Answer: Statistical tools The product of first ‘n’ natural numbers is _____________?Answer: 1.2.3……(n-2) (n-1) (n) Which of the following techniques is an analysis of the relationship between two variables to help provide the prediction mechanism?Answer: Regression Which hypothesis tell us weather test is one tail or 2 tail?Answer: Alternate hypothesis What would be the consequences for the OLS estimator heteroscedasticity is present in a regression model but ignored?Answer: It will be inefficient Which of the following statements is true about the type-II error?Answer: Type-II error means to accept an incorrect hypothesis