STD 6 MATHS CH 9 SVADHYAY 9.1

Find the mean of the numbers 7.6, 6.8, 8.5, 9.4, 5.9, 6.4, 9.1 and 4.7

How many 9's are followed by and preceded by numbers divisible by 2? 8 9 6 5 3 5 9 6 8 3 4 9 6 5 2 6 9 7 37 2 9 4 1 3 7 9 4 1 7 3 4 9 8 4 5 3 97 6 1 5 31 95 7 4 2 9 6 8 5 3 2 9 5 7 4 8 9 4 5 1

How many such 3's are there in the following sequence which are neither preceded by 6 nor immediately followed by 9 ? 9 3 6 6 3 9 5 9 3 7 8 9 1 6 3 9 6 3 9 1) 1 2) 2 3) 3 4) 4 5) None of these

In the following number series how many 9's are there which are immediately preceded by a pair of numbers whose product is more than the product of the pair of numbers immediately following 9 ? 8 7 9 9 6 8 4 5 9 3 8 4 9 2 5 1 9 2 2 6 9 4 3 9 2 5 8 1) 4 2) 3 3) 6 4) 5 5) None of these

Class 10 Maths | Chapter 9 | Some Applications of Trigonometry | Important Questions | Quick Revision

(-6) * 9 = ?

What is the mean of the range, median and modeofthe data given below? 1, 2, 5, 9, 6, 3, 9, 7, 4, 3, 9, 1, 9, 6, 8, 1

(3) / (6) + (3.5) / (6.9) + (3.5.7) / (6.9.1.2) + .... oo =

5 1/6 -: 9/2=