Questions on approximation

Production of three different flavours soft drinks X, Y and Z over a period of six years has been expressed in the following graph. Study the graph and answer the questions The approximate decline in the production of flavour Z in 2010 as compared to the production in 2008 is

Direction :- Number of toys five types (A to E) manufactured over the years (in thousands ) is given below. Study the table and answer the following questions. The approximate percentage increase in production of D type of toys from 2003 to 2005 was

Directions (For next 2 questions): What approximate value should come in place of question mark(?) in the following questions? (NOTE: You are not expected to calculate the exact value). 421-:35xx299. 97-:25. 05=?^2 (a) 22 (b) 24 (c) 28 (d) 12 (e) 18

Find the value of (?) in following approximation questions: (? + 9.97) xx 12.8 = 20.12% of 1319.97

Find the value of (?) in following approximation questions: (339.99)/? = sqrt(143.99)+sqrt(64.01)

Find the value of (?) in following approximation questions: 34.02% of 550.09 + ? = 297.07 + sqrt(728.95)