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Syllabus

i) 5

ii) 3

^{100}+ 4x2^{101}= ?a. 2

^{101 }b. 2

^{102}c. 2

^{103 }d. 2

^{104}SOLVE THIS

WHAT IS BODMAS AND WHAT IS THE FULL FORM OF BODMAS?

find the largest number which divides 245 and 1029 leaving remainder 5 in each case.

a) 10 b) 9

c) 1 d) 0

What is the HCF of two consecutive

(a) Numbers? (b) Even numbers? (c) Odd numbers?

^{0}= 1A. True

B. False

A. Undefined

B. 0

Express the following as the sum of two odd primes.

(a) 44 (b) 36 (c) 24 (d) 18

How to find the smallest 4 digit number which is divisible by 18,24,32.

Q. If 3x + y = 19 , and x + 3y = 1.

Find the value of 2x + 2y

a) 10 b) 20 c) 5 d) 40

Determine the smallest 3-digit number exactly divisible by 6,8,12

WHAT IS THE DIFFERENCE BETWEEN HCF AND LCM ?

Find the smallest 4-digit number which is divisible by 18, 24 and 32

find the greatest number which divides 285 and 1249, leaving remainders 9 and 7 respectively?

What is relation between HCF and LCM?

Which of the following numbers are co-prime?

(a) 18 and 35 (b) 15 and 37 (c) 30 and 415

(d) 17 and 68 (e) 216 and 215 (f) 81 and 16

What is the HCF of any two consecutive even numbers?Determine the greatest 3-digit number exactly divisible by 8, 10 and 12.

The length, breadth and height of a room are 825 cm, 675 cm and 450 cm respectively. Find the longest tape which can measure the three dimensions of the room exactly.

There is a pond.In that pond there are six fishes.If three fish die then how many fishes are left.^{0 }= 1A. True

B. False

two brands of chocolates are available in packs of 24 and 15 respectively. if i need to buy an equal number of choclates of both kinds , what is the least number of boxes of each kind i need to buy.

The sum of two consecutive odd numbers is divisible by 4. Verify this statement with the help of some examples.

I am the smallest number , having four ifferent prime factors. can you find me?

Express each of the following numbers as the sum of three odd primes:

(a) 21 (b) 31 (c) 53 (d) 61

Find the largest number which divides 2011 and 2623 leaving remainders 9 and 5 respectively. Please answer fast because tommorow's exam!!!

find the smallest number which when divided by 25,40,60, leaves remainder 7 in each case .

^{x }= 1/81 Find x ?1. 4

2. 9

3. 2

4. -4

A. 4

B. 6

C. 24

D. None

Find the smallest number which when divided by 18,12,24 leaves a remainder of 16,10 and 22 respectively

Write the smallest 5-digit number and express it in the form of its prime factors.

lcm of pair of numbers is 4 and their sum is 6 what are the numbers

The traffic lights at three different road crossings change after every 48 seconds, 72 seconds and 108 seconds respectively. If they change simultaneously at 7 a.m., at what time will they change simultaneously again?

Write five pairs of prime numbers less than 20 whose sum is divisible by 5.

(Hint: 3 + 7 = 10)

i) log

_{2}2=1ii) log(2+3)=log2+log3

iii) log

_{10}1=0iv) log(1+2+3)=log1+log2+log3

A number is divisible by both 5 and 12. By which other number will that number be always divisible?

Three tankers contain 403 litres, 434 litres and 465 litres of diesel respectively. Find the maximum capacity of a container that can measure the diesel of the three containers exact number of times.

Find all prime factors of 1729 and arrange them in ascending order. Now state the relation, if any; between two consecutive prime factors.

If the product of two numbers is 2160 and their HCF is 12 what will be the LCM.With steps.