QUESTIONS ON AVERAGE (PART-3) QUERY 21 The average of marks scored by 35 students is 72. If the marks secured by 1 student were written as 36 instead of 86, find the current average. A) 73 B) 73.43 C) 75 D) 74.25 MAHA GUPTA Total of marks to be increased
QUESTIONS ON RATIO & PROPORTION (PART-3) QUERY 21 An organization distributes its profit between its officers and clerks in the ration of 5 : 3. It has 45 officers and 80 clerks. Every officer earns Rs 5,000. Find its total profit earned. A) Rs 2,25,000 B) Rs 4,00,000 C) Rs
QUESTIONS ON AVERAGE (PART-2) QUERY 11 A cricketer whose bowling average is 24.85 runs per wicket, takes 5 wickets for 52 runs and thereby decreases his average by 0.85. The number of wickets taken by him before the last match was? A) 64 B) 72 C) 80 D) 96 MAHA
QUESTIONS ON RATIO AND PROPORTION (PART-2) QUERY 11 A, B & C are three friends with their incomes in ratio 7 : 9 : 12 and expenditure in 8 : 9 : 15 . If savings of A is 1/4 of his income then find the ratio of their savings?
QUESTIONS ON RATIO AND PROPORTION (PART-1) QUERY 1 The ratio of weekly incomes of a and b is 9:7 and the ratio of their expenditures is 4:3.if each saves Rs. 200 per week then the sum of their weekly incomes is ? A) 3600 B) 3200 C) 4800 D) 5600
QUESTIONS ON AVERAGE (PART-1) QUERY 1 The average of 7 consecutive integers is 7. Find the average of squares of these integers. A) 35 B) 45 C) 54 D) 53 Amit jha Let the smallest number is x then the integers will be x, x+1, x+2, x+3, x+4, x+5, x+6