The ratio of velocity,to speed of an object is __________
(i)one
(ii)greater than one
(iii)less than one
(iv)either less than one or equal to one.

A die is thrown. Find the probability of getting (i) an even number (ii) a prime number. (iii) a number greatér than or equal to 3 (iv) a number Iess than or equal to 4 (v) a number more than 6 (vi) a number less, than or equal to 6 .

A die is rolled,find the probability of following event: A number less than or equal to one will appear.

A die is thrown. Describe the following events (i) A : a number is less than 7(ii) B : a number is greater than 7(iii) C : a multiple of 3(iv) D : a number less than 4(v) E : an even number greater than 4(vi) F : a number not less than 3 Also find A cup B , A cap B , E cup F, D cap E , A - C , D - E, F', E cap F'