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বাংলাদেশ বিদ্যুত উন্নয়ন বোর্ড (BPDB)
পদ: সহকারী পরিচালক (নিরাপত্তা)
Written Math Solution
Exam Date: 31-05-2024
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5. An item incurs 20% loss if it sells for Tk. 5,600, find the cost of the item.
6. If the angles of a triangle are in the ratio of 2:3:4, then find the greatest angle of the triangle.
7. If and y/x= 1/3 and x + 2y = 10, then find the value of x.
8. For the logarithmic equation logx (4x-3)= 2, find the value of x.
9. Two numbers are in the ratio of 3:4. If 10 be subtracted from each of them, then the new ratio will be 1:3. Find the numbers.