If a box B contains four marbles numbered 1 through 4. Then the number of ways of drawing marbles from B firstly three marbles and then remaining one marble is

If the number of ways in which four distinct balls can be put into two identical boxes such that no box remains empty is equal to k, then k is4376

class contains b boys and g girls . if the no. of ways of selecting 3 boys and 2 girls from the class is 168 then b+3g=

Two angles of a hexagon are 120 oand 100 o . If the remaining four angles are equal, then find its smallest angle.

A solution contains 10% salt and remaining is water. If 30𝓁𝑙 of water is evaporated, then salt becomes 15% find the initial solution.60𝓁𝑙105𝓁𝑙120𝓁𝑙90𝓁

In points of view, the writer uses four ways to send his messages to the readers and four ways of storytelling methods. A. True B. False C. Maybe D. Not sure