Select the correct answerA father with seven Children takes them 4 at a time to the picture as often as he can without taking the same 4 children together more than once the number of times that he can go to the cinema is?Options60353248

A father with 6 children takes 3 of them  at a time to the zoo, as often as he can without taking the same three children together more than once. How often will he go? How often will each child go ?

Select the correct answerHow many different 4 digit numbers can be formed using the digits 1, 2, 5, 6, 7 and 8?Options72024120360

Select the correct answerA father can do a job as fast as his two sons working together. If one son does the job in 3 hours and the other in 6 hours,the number of hours taken by the father,to do the job alone is?Options2134

Mark is getting a piñata for his birthday party. The 4 children at the party are going to take turns trying to break it open. If each child gets one turn, in how many different orders could the children take turns?

Select the correct answerIn a family, each daughter has the same number of brothers as she has sisters and each son has twice as many sisters as he has brothers. How many sons are there in the family ?Options1342