When 335 is added to 5A7, the result is 8B2. 8B2 is divisible by 3. What is the largest possible value of A?
8
2
1
1
The greatest 4-digit number exactly number by 10, 15, 20 is
9990
9960
9980
9980
B.
9960
LCM of 10, 15 and 20 = 60
Largest 4-digit number = 9999
∴ Required number = 9999 - 39 = 9960
In a class there are'z' students. Out of them 'x' are boys. What part of the class is composed of girls?
If the students of 9th class are arranged in a row of 6, 8, 12 or 16, no student is left behind. Then the possible number of students in the class is
60
72
80
80
If a clock strikes appropriate number of times at each hour, how many times will it strike a day?
300
156
68
68