Welcome to your 06 Math

1. 
If a number is divisible by 6 and 10, it will be also be divisible by:
2. 
Which of the following is a composite number?
3. 
Aftaab multiplied 100 by 89 instead of multiplying by 79. How much was his answer greater than correct answer?
4. 
Write the smallest and the largest seven digit numbers that you can form using the digits: 6, 2, 3, 7, 0, 9 and 5, without repeating the digits.
5. 
Circumference of a circle is always :
6. 
An elevator descends into a coal mine at the rate of 10 m per minute. If it starts 10 m above the ground level how long it takes to reach -100 m?
7. 
If a number is divisible both by 2 and 3, then it will also be divisible by 12.
8. 
In an examination which has questions worth 100 marks, Reema scores 52 marks while Sunil loses 42 marks in his paper. What is the ratio of the marks of Reema to that of Sunil?
9. 
There are ‘b’ boys and ‘g’ girls in a class. The ratio of the number of boys to the total number of students in the class is:
10. 
Which sign will come in the blank space? 6-3 x 11 ____________ (6-3) x 11
11. 
A vessel has 15 litres 200 mL of fruit juice. In how many glasses each of capacity 50 mL can it be filled?
12. 
A certain freezing process requires the room temperature to be lowered from 50ºC at the rate of 8ºC every hour. What will be the room temperature 7 hours after the process begins?
13. 
Which least number should be added to 356 to make it exactly divisible by 5?
14. 
The largest 5-digit number having three different digits is
15. 
Which sign will come in the blank space? (-6) x (-5)-2 _______________ (-6)x (-5-2)
16. 
If the number 7254*98 is divisible by 22, the digit at * is
17. 
The HCF of two consecutive even numbers is
18. 
4 bells ring at intervals of 8, 60, 36, 20 seconds, respectively. If the bells ring together at 10 o'clock,when will they ring together again?
19. 
The additive inverse of a negative integer
20. 
LCM of two numbers is 180. Then which of the following is not the HCF of the numbers?