IQ Quiz 84 IQ Quiz Questions and Answers. Please enter your email: 1. The set of natural numbers is closed with respect to which of the following operations? Division None of these.. Subtraction Multiplication 2. If you subtract –1 from +1, the result will be 1 2 0 -2 3. x and y are two different real numbers. If xA=Ay, then A equals to 0 -1 1 2/5 4. A number is made of two digits m and n. If m represents the ten’s digit and n the unit’s digit, then the number is represented by mn 10n+m 10m+n m+n 5. If the shadow of the pole is 14m, then the length of the pole is 6m. What will be the length of the pole when it’s shadow is 25m long? 20 10 15 12 6. Successive discounts of 10% and 15% are equivalent to a discount of 23.50% 25.00% 17.00% 12.50% 7. If x/y=4/7, then 21x equals 4y 12y 18y 6y 8. Zero is a Prime number Odd number Natural number Whole number 9. If the angles of a triangle are in the ratio 5:3:2, then the triangle could be acute right obtuse isoseles 10. Which of the following is the set of the natural numbers? … -1, 0, 1, 2, … 0, 1, 2, 3, 4, … 1, 2, 3, 4, … All of the above Loading … Question 1 of 10 Previous PostESL EFL Test 609 Next PostSynonyms Test 102