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SULIT 1449/1 1 Round off 0.01054 correct to three significant figures. 2 0.0104 + 4.5 × 10 –3 = 4 Convert 11110 10 to a number in base eight. 5 10111 2 – 1000 2 = 6 From Diagram 1 it is given that AB is of the same !ength as BE. OBEP is a rectang!e. AEC is a straight !ine. Ca!cu!ate the sum of x and z. 7 n Diagram 2 PAQ and QBR ar
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SULIT 1449/1  1 Round off 0.01054 correct to three significant figures. 2 0.0104 +  4.5 ×  10  –  3  = 4 Convert 11110 10  to a number in base eight. 5 10111 2    –   1000 2  =6 From Diagram 1 it is given that  AB  is of the same !ength as  BE  . OBEP   is a rectang!e.  AEC   is a straight !ine.Ca!cu!ate the sum of  x  and  z  . 7 n Diagram 2  PAQ  and QBR  are tangents to the circ!e #ith center O  at \$oint  A  and  B  res\$ective!%.&iven that  AC   =  BC   find the va!ue of  x   -    y . 10 Diagram 5 sho#s a right'ang!ed triang!e  PQS  .  PQR  is a straight !ine.Find the va!ue of cos  z  (. 1  SULIT 1449/1 11 n Diagram 6  PQR  and QRS   are right'ang!ed triang!e. &iven that 2  PR  = 3  RS  .Find the va!ue of sin  x (. 12 Diagram ) sho#s a cuboid #ith a f!at hori*onta! base  BCGH  . Find the ang!e bet#een the !ine D+ and the base  BCGH  .13 Diagram , sho#s the gra\$h of s\$eed'time of a \$artic!e for a \$eriod of 20 seconds.Find the rate of change of s\$eed in ms '2  in the first 10 seconds.14 Diagram - sho#s the s\$eed'time gra\$h of a tro!!e% for a \$eriod of 10 seconds.Find the distance in m trave!!ed b% the tro!!e% in the !ast 6 seconds. 2  SULIT 1449/1 16 4  g     –   5 h / 2   -   g     –   2 h / = 17 &iven that  xm = 3 a  e\$ress m 2  in terms of  x  a  . 18 \$ress 1 + 4  p pq − as a sing!e fraction in its sim\$!est form. 19 &iven 5  –   24  g    +  5/ = 2  –   5  g   find the va!ue of  g  .  20 im\$!if% =×× 16)4) 2213 21 va!uate 3 ×  5 10 /   ÷  - 2   ×  125/ 22 ist a!! the integers  x  that satisf%ing the ineua!ities 5  x    –   4 20 13  x    –   10. 23 he so!ution for -  x    –   5  2  –  23  x is 24  ist a!! the e!ements of set  P'  . 28 tate the  x 'interce\$t and the gradient of the straight !ine 43  x   +  2  y  = 1.  29 n Diagram 14 the gradient of the straight !ine is 172. Find the  x 'interce\$t of the straight !ine  PQ . 3  SULIT 1449/1 30 8 bo consists of 250 \$ens #hich are red and b!ue in co!our. 8 \$en is \$ic9ed at random from the bo. he  \$robabi!it% of \$ic9ing a red \$en is 1225 . Ca!cu!ate the number of b!ue \$ens 31 n a grou\$ ,0 of the 130 students are ma!e. hen 50 fema!e students :oin the grou\$. 8 student is choosen atrandom from the grou\$. Find the \$robabi!it% of choosing a fema!e student. 33 &iven  x  varies inverse!% as the suare of r   and direct!% as %. &iven that the constant is k   find the re!ation bet#een  x  r   and  y . 34 ab!e 1 sho#s 2 sets of va!ues of  x   y  and  z  .  y x z  132 ,2 136  p 3&iven that  y  varies direct!% #ith suare root of  z   and inverse!% #ith  x . Ca!cu!ate the va!ue of  p . 35 &iven that  y  varies direct!% as the suare root of 2 but inverse!% as the suare root of  x  and  y  = 212  #hen  x  = 2. Deduce a re!ation bet#een  y  and  x . 36 121431 −   ÷   631421    ÷ ÷   = 37 &iven the matri euation 32  pq    ÷−   + 3 414 q    ÷−   = 111126    ÷    find the va!ue of  p ×   q . 38 f 3M +   2152 −   ÷−   = 4536 −   ÷−    then matri  M   = 39  &iven  k   4/ 015 k     ÷    = 4 36/ find the va!ue of k  . 40  &iven that the inverse matri of 3)13    ÷− −    is k  )13 n  −   ÷    find the va!ue of k -   n .  4

Jul 23, 2017

#### Totally Tockington Edition 68

Jul 23, 2017
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