In a group of 6 boys and 4 girls, four children are to be selected. In how many different ways can they are selected such that at least one boy should be there?
A. 159
B. 194
C. 205
D. 209
Answer:D
In a group of 6 boys and 4 girls, four children are to be selected. In how many different ways can they are selected such that at least one boy should be there?
A. 159 B. 194 C. 205 D. 209