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HCF Highest Common Factor (HCF): HCF of two or more given numbers is the greatest number that divides each of them exactly. Thus 7 is the HCF of 14 and 21. HCF is also called Highest Common Divisor or Greatest Common Divisor.   Methods to find HCF Method of prime factors: Break the given numbers…

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1. PC stands for ____ (3) (1) Personal Comprehension (2)Personal Computing (3) Personal Computer (4) Personal Calculations (5)None of the above 2. You cannot link Excel worksheet data to a Word document ____ (5) (1) with the right drag method (2) with the hyperlink (3) with the copy and paste special commands (4) with the copy and…

Hindu Rate of Growth: The Hindu rate of growth is a derogatory term referring to the low annual growth rate of the socialist economy of India before 1991, which stagnated around 3.5% from 1950s to 1980s, while per capita income growth averaged 1.3% Tax: If fee charged (“levied”) by a government on a product, income, or activity that is known as Tax. The…

1. What is the LCM of 56, 140 and 168 (2)  1) 1200 2) 840 3)1680 4) 64 5) None of these 2. Find the HCF of 720, 336 and 624 (3) 1) 62 2) 54 3) 48 4) 72 5) None of these 3. The LCM of two numbers is 28 times of their…

LCM Factor: one number is said to be a factor when it divides the other number exactly. Thus 2 and 3 are factors of 6. Multiple: one number is said to be a multiple of other number when it is exactly divisible by the other. Common factor: A common factor of two or more numbers…