V1. If (NM)2= RRM where N.M & R are distinct digits. Then possible values for R are (a) 1 (b) 2 (c) 3 (d) none of these Ans (b) -2 2. A man buys spirit at Rs. 60 per…

CHAPTER-1 Number Theory Number is a fundamental concept of mathematics. The first conceptions of numbers were acquired by man in remote antiquity. It began with the counting…

Decimals Worksheets Decimal Place Values The decimal point separates the whole numbers from the fractional part of a number. 1328 1095 In a whole number the decimal point…

PROJECT REPORT ON NUMBER SYSTEM Submitted by: Mrs. Kamayni Math Mistress GOVT. GIRLS SEC. SCHOOL JANDIALA GURU, DISTT. AMRITSAR NUMBERS Number (mathematics), word or symbol…

Aptitude Questions with answers Aptitude Questions 1.If 2x-y=4 then 6x-3y=? (a)15 (b)12 (c)18 (d)10 Ans. (b) 2.If x=y=2z and xyz=256 then what is the value of x? (a)12 (b)8…

1. 1. Ray writes a two digit number. He sees that the number exceeds 4 times the sum of its digits by 3. If the number is increased by 18, the result is the same as the number…

Aptitude Questions with answers Aptitude Questions 1.If 2x-y=4 then 6x-3y=? (a)15 (b)12 (c)18 (d)10 Ans. (b) 2.If x=y=2z and xyz=256 then what is the value of x? (a)12 (b)8…

SAMPLE QUESTIONS 1. In the reading room of a library, there are 10 tables, 4 chairs per table. In each table there are different numbers of people seated. How many ways they…

1. Whole NumbersAddition Within 100 What will we learn today?• Adding two 2-digit numbers• Adding numbers using formal algorithm• Solving 2-step word problemsinvolving…

1. In 1936, I was as old as the Number formed by the last two digits of my year of birth. Find the date of birth of my father who is 25 years older to me. (a) 1868 (C) 1902…