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In an arithmetic progression (AP), the 9th term is 5 times the 2nd term and the 8th term is 1 more than 10 times the first term. What is the 4th term of the geometric progression (GP) whose first term is the second term of AP and whose common ratio is equal to the common difference of AP?
When is a series of terms said to be in the order of increasing extension? (A) When each term in the series (except the first) denotes a class having more members than a class denoted by the term preceding it. (B) When the class size gets larger with each successive term. (C) When each term in the series (except the first) denotes a class having fewer members than the class denoted by the term preceding it. (D) When the class size gets smaller with each successive term Choose the most appropriate answer from the options given below :
A series of terms would be in the order of increasing intension : (A) When each term in the series (except the first) connotes more attributes than the ones preceding it. (B) When each term in the series (except the first) is more specific than the one preceding (C) When each term in the series (except the first) connotes less attributes than the one preceding it. (D) When each term in the series (except the first) is less specific than the one preceding it. Choose the correct answer from the options given below:
Six students of a school – Radha, Raj, Rahul, Mira, Aarav and Arijit are selected from different classes – 7th, 8th, 9th, 10th, 11th and 12th standards (not necessarily in the same order) to perform individually in the school annual function. Their order of performances is decided as per their classes. The one who is in 12th class will perform first, then after that 11th class student will perform and so on. Mira will perform immediate after the Rahul but before Arijit. Mira does not study in 8th class. Raj will perform immediate after Aarav but Raj neither studies in 8th class nor in 7th class. Who will perform last in the school annual function?
There are three classes 7th, 8th, and 9th. If the difference between the average marks of class 7th, 8th and 8th, 9th is 90, then what will be the difference of marks between class 7th and 9th?
২টি সংখ্যার অনুপাত হচ্ছে ৫ঃ৪ এবং তাদের পার্থক্য ১০, বড় সংখ্যাটি কত?
ধান ও ধান উৎপন্ন চালের অনুপাত ৪ঃ৩ এবং গম ও গম থেকে উৎপন্ন সুজির অনুপাত ৫ঃ৪ হলে ১ কুইন্টাল ধান থেকে উৎপন্ন চাল ও ১ কুইন্টাল গম থেকে উৎপন্ন সুজির অনুপাত কত?
In a survey of 100 students, it was found that 25 students have enrolled for Navy AA test series, 26 students have enrolled for NDA test series, 26 students have enrolled for Airforce group X test series, 9 students have enrolled for both Navy AA and Airforce group X test series, 11 students have enrolled for both Navy AA and NDA test series, 8 students have enrolled for both NDA and Airforce group X test series whereas 3 students have enrolled in all three test series. Find the number of students who has not enrolled in any of the test series.
In a survey of 100 students, it was found that 25 students have enrolled for Navy AA test series, 26 students have enrolled for NDA test series, 26 students have enrolled for Airforce group X test series, 9 students have enrolled for both Navy AA and Airforce group X test series, 11 students have enrolled for both Navy AA and NDA test series, 8 students have enrolled for both NDA and Airforce group X test series whereas 3 students have enrolled in all three test series. Find the number of students who have enrolled exactly in any two test series.
In a survey of 100 students, it was found that 25 students have enrolled for Navy AA test series, 26 students have enrolled for NDA test series, 26 students have enrolled for Airforce group X test series, 9 students have enrolled for both Navy AA and Airforce group X test series, 11 students have enrolled for both Navy AA and NDA test series, 8 students have enrolled for both NDA and Airforce group X test series whereas 3 students have enrolled in all three test series. Find the number of students who have enrolled in exactly one test series.