CBSE 2022 | परमाणु एवं अणु - L14 | Numerical Practice | CLASS 9 विज्ञान | 7 PM Nishtha mam

Y W @ 1 & C N 3 P L B 9 uarr = D * E 2 ₤ M V $ 7 # 4 F G 5 If the numbers immediately preceding the symbols are attached the value double their numerical value, then what will be the sum of the value of all such numbers?

I started on my bicycle at 7 a.m. to reach a certain place . After going a certain distance, my bicycle went out of order. Consequently, I rested for 35 minutes and came back to my house walking all the way. I reached my home at 1 p.m. If my cycling speed is 10 kmph and my walking speed is 1 kmph then on my bicycle I covered a distance of 4(61)/(66)k m b. 13 4/9k m c. 14 3/8k m d. 1(10)/(21)k m

If 13 L 4 A 7 = 41 and 14 A 3L 12 = 54 , then 12 L 3 A9 = ?

Direction: Study the following alpha numeric series and answer the questions given below. 5 4 A B % & 3 5 E 2 1 U * G @ © 9 C 5 7 F K I 4 £ T V 9 4 H € L M 1 If the first eighteen elements in the above sequence are written in reverse order, then which of the following will be at the eighteenth position from the right end?

2 * 8 5 6 B 9 $ Q 3 E 1 7 R D 4 £ (13) U @ K (18) A (14) P If each alphabet has a value of zero, each symbol has a value equivalent to the square of the numberal that immediately precedes the symbol or the value of 1 if it is not immediately preceded by any numeral, what will be the sum of the values of the first 10 elements of the series starting from the left end ?

Thirty children were asked about the number of hours they watched TV programmes in the previous week. The results were found as follows: 1 6 2 3 5 12 5 8 4 8 10 3 4 12 2 8 15 1 17 6 3 2 8 5 9 6 8 7 14 12 (i) Make a grouped frequency distribution table for this data, taking class width 5 and one of the class intervals as 5 - 10. (ii) How many children watched television for 15 or more hours a week?

Direction: Study the following alpha numeric series and answer the questions given below. 5 4 A B % & 3 5 E 2 1 U * G @ © 9 C 5 7 F K I 4 £ T V 9 4 H € L M 1 Four of the following are alike in a certain way based on their position in the above arrangement. Find the one which does not belong to that group?

Direction: Study the following alpha numeric series and answer the questions given below. 5 4 A B % & 3 5 E 2 1 U * G @ © 9 C 5 7 F K I 4 £ T V 9 4 H € L M 1 How many vowels are there which are immediately preceded by a perfect square?