Presumably you're referring to Roman numerals if so then it is a maximum of 4 because there are other numerals to represent 5 times I, X, C and M which are V, L, D and (V) respectively.
4
nose
No, it is a name given to the size of a number.
Yes.
Let's say the given number is 30. The factors of 30 are 1, 2, 3, 5, 6, 10, 15, 30. A factor is any whole number that divides into the given number evenly with no remainder.
A mixed number
53 in the maximum.
The most repeated number in the given set is the mode.For example:18997377445689221008The most repeated number is 8, therefore 8 is the mode.
1
4
Uttar Pradesh
28
Assuming that repeated numbers are allowed, the number of possible combinations is given by 40 * 40 * 40 = 64000.If repeated numbers are not allowed, the number of possible combinations is given by 40 * 39 * 38 = 59280.
24
If you mean 1/x (some symbols get lost in the questions), that is called the reciprocal. It means, for any given number, find a number which, when multiplied with the given number, gives 1. Or equivalently, simply one divided by the given number.
53 Thursday can occur
4
what is the l.c.m.and h.c.f.