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ICSE Prelims 2018 : Mathematics (The Bai Avabai Framji Petit Girls' High School, Bandra West, Mumbai)

6 pages, 51 questions, 31 questions with responses, 35 total responses,    1    0
Yash Dudani
Smt. Lilavatibai Podar High School (LPHS), Mumbai
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a n p e c ia n a m a re a o a tix X a n sw e r f e c t p o in t P iii) fm X m a trix g ra p h p a p e P lo t P rd e o th e fo o w in g q u e s tio n s ( a k e 1) a n d R I A C H U t . ) t :J M U A 4 0 0 04 4 P H 2 E m a il: * c h o * rbo o w y h o * 1 cm a 1 un* on b e lh M * * } is O ) d Q in th e in e y e LDG = O an d n a m e it P \d Q fo r th e fig u re P Q Q P R f th e fig u re fo rm e d 3 Scanned by Q e s u 6 o n n th ) e a a d jo in in g i) P ii) ) T he th c n d v o u m e a ) n f a c o n ic a te R a d iu s H e ig h t o f th e te iii) Le n e qu a ts x a x is a iii)H e n tio o a n d D is ta n g e n e If A B t to th e c irc = a nd ?c m A D C B fA A C D a re a o t fC D o i) ) i) F in d th e u e s tA A C D a s e c a n a : a re a o t is 1 2 3 2 m n f ADC B 3 a n d th e a re a o C f th e n o o r is 1 5 4 cm e ii) fA B Q th ro v e c B A is F in d th e e n g th iii) b figure m e e ce o g th o tio fin d th e f th e b a f th e n o ra n se t c a n v a s re f a lin e tP tio A P th r o u q u ir e d to co v e r gh A 3 fin d th e : (2 th e te n ) a n d B (8 c o o rd in a te s o t if th e , w O id th is 2 m 6 ) fP PB 7 n tr ia n g le P Q R c irc le , PQ - 24 cm , Q R = 7cm a n d Z PQ R - 9 0 n d th r w o n a b Scanned by c ) T h e fo llo lin d th e 37 41 , Q tio u e s ) a 2 x + be n u m v a lu e o , If O fx 8 51 a x + , d th e a n , e < 90 s o lv e , 4 = ' ' ' " a s c e n d in g o rd e r If h e lr m ea n a n d m e d a n r = = + 2 b a q u a tio e i) th e s lo qu f tio n a Zb a lin a , u s in is 3 x e fo n r e 4 g p ro p e r tie s 4y tio a 7 f p r o p o rtio h o w th a t b x ' s n 13 1 b o F in d 0 = o f th e in e o f th e in e o e = 4a + n o pe ii) th e e q u in g w 1 + s in e J T he f a lin e p e r p e n d ic u la o s x 2 0 y + s a ce r t ai = a n d 3x + r to th e g iv 10 y in e e n a n d p a ss n g lh to u lh In r ll 0 = 9 n A " " d 55 n co se S in e b ) !f X ) ' m e a n th e fo llo + tio - 8 n 1 u e s _ " g e d in a re a r r a n rs c o se Q ' in g w ' sh o p k e e n u m be e a c h bo r o o bu y er p fbo k to b e b ) T h e ta b le b lo s c a le o k s th a t c o o f 2c m x s w 5 - , ho cm u so ve w s o n er bo o k s of ld b e b o u g h t fo fo r 17 2 0 for 1 w o u 7 2 0 , f the co t W d be 2 m o re bo o k w 8 T k ne m a 41 f h e ig h t a n d 2 " " h e l r x th e d is trib u tio 1 IX X 3 nu m b f h e ig h ts n o cm o f a g ro u p o f 2 0 0 f c trr y w o d * TH 2 0 w o rk e rs - I ' " . . ? 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' 4i?! iii) h H i$ ) l ' ln 5 5 A C cm q u id is ta n - t fr o m BA e q u id is ta n t fro m B fie s th e a c h s b tw n P n d R a bo v e M 6 cm f p o in ts s a tis r Q lie e a r a a n a n ndz BA C 1 0 5 H n t d BC d C tw o lo c i a s P s h a re s a q u o te d a M e a u r t t 80 A M m n r W h pC M d in v e s te d th e p r o c e e d s ( in c h h d u d n * a n p W n W * : R T M a n n t jm T he pe e = { 8 0 0 0 in 7 % 1 0 0 # Ialt ,? E A til ith A B w co th e v a lu e s o f a a n d b f p o in ts th e p o in t w h ic h pa l ) a n d R (0 2 ) a r e , O J % DT Wgi# rs a* W i F in d eo oo t a rk ) Q ( tr ia a o n s tru c iii) M ) t o n s tru c ii) C c 4 rc e n ta n e n th e g e in c re a se s e co n d w ar in h is return on h i* o g in a i n Scanned by

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