There are two circles, one circle is inscribed and another circle is circumscribed over a square. What is the ratio of area of inner to outer circle?

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Find (7x + 4y ) / (x-2y) if x/2y = 3/2 ? (a) 6 (b) 8 (c) 7 (d) data insufficient Can anyone help me out to get answer for this question,i have exam on 6 th april can anyone find me the answer before that and post it please!!!!!!!!

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write a c program whether the given number is power of 2 or not using the bitwise operators?

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A 6 inch length cylindrical through hole is drilled through the center of sphere, what will be the remaining volume of sphere ? In this question only one data is given ie., hole length - 6". In the question there is no mistake. Find the answer.

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a survey of 100 students at new england college showed the following:7 take english,history and language,17 take english and history,15 take english and language,18 take history and language,48 take english, 49 take history,38 take language.draw a venn diagram and answer the questions how many students a)take history but neither of the other two? b)take english and history but not language? c)take none of the three? d)take exactly two of the three? e) do not take a language? (explanation also needed pls)

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ninety customers of a discount store were asked about their purchases during the past month.20 said they had purchased books,45 had purchased film,38 had purchased jewellery,15 had purchased books and films,8 had purchased books and jewellery,6 had purchased film and jewellery,3 had purchased all the 3 articles.draw a venn diagram and answer the questions how many of these ppl had purchased a)books or films but not jewellery? b)books and film but not jewellery? c)jewellery but not books or films? d)at least one of the three articles? e)exactly one of the three articles?

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a campus radio station surveyed 190 students to determine the type of music they liked.it revealed that 114 like rock,50 liked jazz,41 liked classical music.14 liked rock and jazz,15 liked rock and classical,11 liked classical and jazz,5 liked all types of music.draw venn diagram n explain how many a) like rock only b)like jazz but not rock? c)like classical or jazz but not rock? d)like classical and jazz but not rock? e)like exactly one of the 3 types of music? f)do not like any of the three types of music? g)like at least 2 of the three types of music? h)do not like either rock or jazz?

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a merchant surveyed 400 ppl.180 learned abt the sale of radio,190 from TV,190 from newspaper,80 from radio and TV,90 from radio and newspapers,50 from TV and newspapers,30 from all the three sources.draw a venn diagram n explain how many learnt a) newspapers or radio, but not from both? b) only from newspapaers? c) from radio or television but not the newspaper? d) from radio and television but not the newspaper? e) from atleast two of the three media?

a survey of 250 ppl found that 223 have tatoos,178 wore leather,158 own harry davidson,151 wore tatoo and leather,119 wore leather and own harley,142 have tatoo and a harley, 103 have all the 3 items.draw a venn diagram n explain how many a)had only harley davidson? b)had atleast 2 of the 3 items? c) had none of the items? d)had tatoos or were wearing leather? e)were not wearing leather but did have tatoos and did own a harley? f)did not own a harley but did have tattoos or were wearing leather?

human blood has A antigen,B antigen, both A and B or neither antigens.rh antigen may or may not be there.blood iis a +ve if a and rh antigens r there but not b antigen.a person having a and b antigen has AB -ve blood.having only rh antigen gives O +ve blood the other blood groups r defined in the same manner.in a hospital the following records were noted 25 had A antigen,17 had A and b ,27 had b ,22 had b and RH,30 had RH,12 had none of the antigens,16 had A and Rh antigens and 15 had all the 3 antigens.how many patients a)were surveyed? b)had exactly 1 antigen? c) had exactly 2 antigens? d) had O +ve blood? e) had AB -ve blood? f) had A-positive blood?

Use Venn diagrams to answer each of the following questions. You must show your Venn diagram for each problem. 1. A survey of 80 sophomores at a certain western college showed the following: 36 take English ,32 take history 32 take political science 16 take history and English 16 take political science and history ,14 take political science and English 6 take all three How many students: a) take English and neither of the other two? ____________ b) Take none of the three courses? ____________ c) take history, but neither of the other two? ____________ d) take political science and history but not English? ____________ e) do not take political science?

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