Ratio Proportion

In a mixture of 80 liters, the ratio of milks and water is 3:2 . How much water must be added to this mixture so that the ratio of milk and water becomes 3:4. 24 28 40 36 32 Option E Total mixture =80 liters.milk =80*3/5 =48water =80*2/5 =32Let, x liters of water is added.48/32+x […]

The ratio of amount of A and B is 4 : 3 and the ratio of amount of B and C is 4 : 5 . If the total number of amount A , B and C have rs. 3870, then find the how much amount B have ? 1200 2340 1080 880 960 Option

In a mixture of 80 liters, the ratio of milks and water is 3:2 . How much water must be added to this mixture so that the ratio of milk and water becomes 3:4. 24 28 40 36 32 Option E Total mixture =80 liters.milk =80*3/5 =48water =80*2/5 =32Let, x liters of water is added.48/32+x

Vessels A and B contain the mixture of alcohol and water in the ratio of 4 : 5 and 3 : 2 respectively. If vessels A and B are mixed then what is the ratio of new mixture which is obtained ? 5 : 8 35 : 29 47 : 43 5 : 2 2

The ratio of monthly income of A , B and C is 5 : 8 : 3. If annual income of B is rs.192000, then what is the sum of the monthly income of A and C ? 18000 40000 14000 16000 52000 Option D Let monthly income of A, B and C = 5x,

Number of persons in 9th and 10th class is in ratio of 6:11.40% in class 9th are females and 48% in class 10th .What percentage of persons in both the classes are males? 54.80% 63.50% 55.50% 59.25% None of these Option A Total persons=6x+11x=17xMales in class 9th=(60/100)*6x=360x/100Males in class 10th=(52/100)*11x=572x/100Sp total persons-=360x/100 + 572x /100

A college has 4 sections of B.com students,such that half of the number of students of first section ,1/3rd of second section and 1/5th of the 4th section are equal.If total number of students in bcom is 420,find the number of students in section 1st and 2nd? 120 150 140 160 None of these Option

P,Q and R divided Rs 4200 among themselves in ratio 7:8:6.If Rs 200 is added to each of their shares,what is new ratio in which they will receive the amount? 7:8:9 8:9:7 5:5:2 1:3:7 None of these Option B P=[7/(7+8+6)]*4200=Rs 1400Q=[8/(7+8+6)]*4200=Rs 1600R=[6/(7+8+6)]*4200=Rs 1200New ratio when RS 200 is added,=1600:1800:1400   The ratio of monthly salaries

In a pouch,there are coins of 25 paise , 10 paise and 5 paise in the ratio 1:2:3.If there are Rs 45 in all,find how many 25 paise coins are there in it? 75 60 55 65 None of these Option A [(25x) + (10x * 2) + (5x * 3)] /100 =4560 x =

In the year 2019, in a company the ratio of employees in three different departments operation,management and human resource are 2:3:4 respectively. In the year 2020 in each department if ‘x’ number of employees left then the ratio becomes 3:5:7. In the year 2021 in each department 5 employees left then the ratio became 1:2:3.