Subject
Bank Exam
Topic
Union Bank 2014 (Sr. Officer)
A total of Tk. 1200 is deposited in two savings accounts for one year, one portion at 5% simple interest, and therest at 7% simple interest. If Tk. 72 was earned in interest, how much was deposited at 5%?
A total of Tk. 1200 is deposited in two savings accounts for one year, one portion at 5% simple interest, and therest at 7% simple interest. If Tk. 72 was earned in interest, how much was deposited at 5%?
ক)
410খ)
520গ)
600ঘ)
650Explanation
let, portion with 5% interest be x then, 5x/100 + 7*(1200 - x)/100 = 72 5x + 7*(1200 - x) = 7200 5x + 8400 - 7x = 7200 - 2x = 7200 - 8400 - 2x = - 1200 x = 600Related questions
Who was the first Bangladeshi woman to climb the Mount Everest?The famous actress Suchitra Sen is originally from which district?A survey of n people in the town Afound that 50% of them prefer Brand X. Another survey of 100 people in the town B found that 60% prefer Brand X. In total, 55% of allthe people surveyed together prefer Brand x what is the total number of people surveyed?Forty tiles of dimensions 1 foot × 2 foot each are required to completely cover a floor. How many tiles of dimensions 2 foot × 4 foot each would be required to completely cover the same floor?M is a girl and has the same number of brothers as sisters. N is a boy and has twice as many sisters as brothers. Mand N are the children of Q. How many children does Q have?A worker was hired for 7 days. Each day, he was paid Tk. 10 more than what he was paid for the previous day of work. The total amount he was paid in the first 4 days of work equaled the total amount he was paid in the last 3 days. What was his starting pay?The combined salary of X,Y and Z is Tk. 90, X earns twice of what Z earns, and Y earns 5 times of what Z earns. What is the lowest salary of the three?Direction: Identify which underlined section is incorrect:: He was (a)muchmore (b)wiser(c)after (d)thatunfortunate incident. (e)No error.