Question
Tap ‘A’ and tap ‘B’ can fill a tank in 56 hours
and 49 hours, respectively. If both taps are opened together, then find the time after which tap ‘A’ must be closed so the whole tank can be filled in 21 hours.Solution
Let total capacity of the tank is 392 litres (LCM of 56 and 49) Quantity of water filled by tap ‘A’ in one hour = 392/56 = 7 litres Quantity of water filled by tap ‘B’ in one hour = 392/49 = 8 litres Let tap ‘A’ is closed after ‘x’ hours So, 15 × x + 8 × (21 – x) = 392 Or, 7x = 224 Or, x = 32 hours
An investment of ₹10 lakh yields ₹4L, ₹3L, ₹2L, ₹1L over four years. What is the payback period?
In an organization, the actual sales were ₹10 lakh while the budgeted sales were ₹12 lakh. The cost was ₹6 lakh vs budgeted cost of ₹7 lakh. Wha...
This kind of audit is conducted generally between two annual audits is known as which among the following?
Which of the following in not a correct base adopted for apportionment of expenses over each department?
Expiration of cost of intangible assets is referred to as:
Uncalled liability on shares and other partly paid investments will be shown under _______ head according to schedule III of Companies Act 2013.
Depreciation is generally provided on:
The cost which is not accumulated in a job order costing system is:
Which of the following is the correct full form of REIT?
Which of the following is an example of “tangible assets”?
Relevant for Exams:
