1 2 4 9 23 69 186

Incomes of A, B and C are in the ratio 7:9:12 and their respective expenditures are in the ratio 8:9:5.If A saves 1/4 of his income then the ratio of their saving sis 56 : 99 : 69 b. 15 : 28 : 27 c. 33 : 19 : 23 d. 56 : 69 : 99

What is the mode of the given data? दिए गए आंकड़ों का बहुलक ज्ञात करें | 4,3, 7, 13, 16, 23, 3, 4, 7, 4, 3, 3, 9, 6,9, 6

(3) / (6) + (3.5) / (6.9) + (3.5.7) / (6.9 * 12) + ..... prop =

Add : 6.9, 23.84

2/5 xx ((-1)/9) + 23/180 - 1/9 xx 3/4 =_____

A reaction has a half life of 1min. The time required for 99.9% completion of the reaction is .........min. (Round off to the Nearest Integer). [Use : ln =2 0.69, ln 10=2.3]

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