A mixture contains alcohol and water in the ratio 4:3. If 5 litres of water is added to the mixture the ratio becomes 4:5. Find the quantity of alcohol in the given mixture :
A12 ltrs
B20 ltrs
C22 ltrs
D10 ltrs
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Several students have taken an exam. There was an error in the answer key which affected the marks of 48 students, and their average marks reduced from 78 to 66. The average of remaining students increased by 3.5 marks. This resulted the reduction of the average of all students by 4.5 marks. The number of students that attended the exam is:
A and B entered into a partnership with the initial capital of Rs.5000 and Rs.6000 respectively. After 8 months, A added 1/5 of his initial investment and B withdrew 20% of his investment. At the end of the year, the total profit of the business is Rs.6560, then find the profit share of B?
ഒരാളുടെ കയ്യിൽ ഒരു രൂപ 2 രൂപ 5 രൂപ എന്നിങ്ങനെയുള്ള നാണയങ്ങളിൽ 560 രൂപ ഉണ്ട് . ഓരോ വിഭാഗത്തിന്റെയും നാണയങ്ങളുടെ എണ്ണം തുല്യമാണ് . എങ്കിൽ അയാളുടെ കൈവശമുള്ള മൊത്തം നാണയങ്ങളുടെ എണ്ണം എത്ര?
ഒരു സംഖ്യയുടെ 5/3 മറ്റൊരു സംഖ്യയുടെ 3/4 ന് തുല്യമായാൽ ആ സംഖ്യകൾ തമ്മിലുള്ള അംശബന്ധം എത്ര?
A:B= 8:9 , B:C= 15: 16 ആയാൽ A: C= എത്ര ?