মূল বিষয়বস্তুতে যান

পপ্রশ্ন করি

নবম-দশম একাদশ-দ্বাদশ মডেল টেস্ট লিডারবোর্ড ড্যাশবোর্ড সাইন ইন

© 2026 প্রশ্ন করি · Proshnokori

হোম আমাদের সম্পর্কে যোগাযোগ গোপনীয়তা ড্যাশবোর্ড

হোম›নবম-দশম শ্রেণি›English Version›Mathematics›Finite Series›C-13-Q081

C-13-Q081mediumsingle_mcq

Rashid deposits Tk. $1200$ in the first month with Tk. $100$ monthly increment. His deposit in the $18$ th month is (Tk.) —

a $2700$
b $2900$
c $3000$
d $1800$

ব্যাখ্যা

This is an arithmetic sequence with first term $a=1200$ and common difference $d=100$ . The 18th term is $a+(n-1)d = 1200 + 17\times100 = 2900$ Tk.

Kপূর্ববর্তী

81/160

Jপরবর্তী

এই অধ্যায়ের আরও প্রশ্ন

C-13-Q082Rashid's total deposit in the first months is (Tk.) —
C-13-Q083The number of months Rashid takes to deposit a total of Tk. is —
C-13-Q084The time Rashid takes to deposit Tk. is —
C-13-Q085A man repays a loan of Tk. in installments. The first installment is Tk. and each later installment is Tk. mor
C-13-Q086Palash's basic salary starts at Tk. per year with yearly increment Tk. . His salary forms —
C-13-Q087After deduction for provident fund, the first three terms of Palash's net salary series are —
C-13-Q088The common difference of Palash's net salary series after PF deduction is —
C-13-Q089Palash's total net salary over years (excluding PF) is (Tk.) —
C-13-Q090A student saves Tk. in the first week and increases the saving by Tk. each subsequent week. Total savings afte
C-13-Q091If the ratio of any term to its antecedent term in a series is always equal, the series is called —

Finite Series — সব প্রশ্ন দেখুন (160টি) →