alleryEqual RD instalments earn simple interest for 24,23,...,1 months. Mean period?
A24 months
B12 months
C12.5 months
D13 months
Answer & Solution
Correct answer: C. 12.5 months
The mean of the equally spaced periods 1 to 24 is 12.5 months.
Keep practising Commercial Mathematics: GST, Banking & Shares
Browse all Commercial Mathematics: GST, Banking & Shares questions for ICSE Class 10, or explore more Mathematics topics.
Related questions
Item ₹800, repairs ₹200; profit 25% on total net cost, then 12% GST. Bill?Output GST ₹180; eligible credit ₹250. Excess is carried forward, no refund. Amount carrieCGST due ₹120, credit ₹80; SGST due ₹120, credit ₹150. No cross-use. Cash GST due?Input GST ₹300; only 60% is eligible credit. Output GST ₹500. Cash GST due?Buys ₹4000+5% GST; all input GST usable. Net GST ₹50, sales GST 5%. Taxable sales?Receipts ₹1430, stock outlay ₹1100, both incl 10% GST. Full input GST usable. Profit afterGST-inclusive purchase ₹1120, sale ₹1680; both at 12%. All input GST usable. Cash GST?Buys ₹2000+10% GST; sells ₹2500+10% GST. All input GST usable as credit. Cash GST?