sets

Choose = or ≠ between the set. =>≠ or =..

A set consisting of a single element is called a singleton set or singlet. The cardinality of the singleton set is ..

Choose an even number from the set. => 59 or 71 or 60 or 85..

Identify an even number from the set. => 62 or 33 or 57 or 45..

Identify an even number from the set. => 77 or 13 or 52..

Identify an odd number from the set. => 45 or 36 or 64 or 52..

Choose an odd number from the set. => 61 or 72 or 90 or 84..

Tricalcium silicate - sets quickly and develops considerable strength in a few days. Constitutes 50% of cement. Dicalcium silicate - sets slowly and becomes strong after a month or so. Tricalcium aluminate - sets instantaneously in the presence of water. Cement..

Compare the set with the proper symbol. => I don′t know. or > or = or <..

How many stars are shaded in the set? => 4 out of 5 or 3 out of 5 or 5 out of 5 or 1 out of 5..