If the number of educated persons is 65% of the population, then in Pie diagram…………angle is needed to mark the sector (Fill in the blank)

If the number of educated persons is 65% of the population, then in piediagram, angle is needed to mark the sector is

In a city three daily newspapers X,Y,Z are published, 65% of the citizens read X, 54% read Y, 45% read Z, 38% read X and Y, 32% read Y and Z, 28% read X and Z , 12% do not read any one of these three papers. If the total number of people in the city be 1000000 find the number of citizens who read all the three newspapers. [You may use a Venn diagram or a standard formula for the enumeration of elements of sets.]

Consider the following statement (a-d) each with one or two blanks (a) Bears go into (1) ______during winter to (2)_____cold weather (b) A conical age pyramid with a broad base represents (3)_____human population. © A wasp pollinating a fig flower is an example of (4)_____ (d) an area with high levels of species richness is known as (5)_____ which one of the following options, gives the correct fill ups for the respective blank numbers from (1) to (5) in the statements:-

Fill in the blanks:- For a regular hexagon angle of rotational symmetry is _ degree and its number is ___.

Fill in the blanks:- If angle of rotational symmery of figeure is 180^@ , then its number of rotational will be _____.