in how many ways can 5 persons be seated on a sofa if only 3 seats are available?

In how many ways can 5 persons be seated on a sofa if only 3 seats are available? => 20 or 10 or 125 or 60..

In how many ways can 18 students be seated in a row? => 18 or 18! or 2 18 or 171..

In a van there are 4 seats. 2 seats are occupied. Find the fraction of the seats that are occupied. => 1 3 or 2 4 or 1 8 or 3 4..

In how many different ways, can four students, Jim, Paul, Justin, and Bill, be seated in four chairs for a group discussion? => 22 or 24 or 16 or 20..

A van can seat 6 people. What is the total number of people who can be seated in 3 such vans? No. of vans 1 2 3 4 5 No. of seats 6 12 ? 24 30 => 15 or 20 or 22 or 18..

If there are 5 gold coins and 2 silver coins available, then in how many ways can you choose a gold and a silver coin? => 10 or 12 or 11 or 2..

There are 3 majors available in a college. Each major has 99 students. In how many ways can you select a student in the college? => 297 or 300 or 294 or 298..

>km. The Milky Way is about 10 5 light years thick at the central bulge and much flatter towards the edges of the disk. The thick center represents a relatively high concentration of the stars at the center. Our solar system is located in the outskirts of the galaxy, about 25 x ..

Bed spreads made with 6 types of fabric with 3 colors in each type are available. In how many different ways can a bed spread be chosen? => 21 or 18 or 12 or 24..

A balloon-seller has balloons of 3 different sizes (small, medium and large) and balloons are available in 4 different colors(violet, green, yellow, and blue). In how many possible ways can you choose a balloon? => 12 or 7 or 4 or 3..