SatsMuncher 9 Some days go to plan in Year 9 for Amarjit and others go AWOL.  But once in a blue moon, you can have the ... The Perfect Day: A KillerBite Revision Challenge Solve each of the 10 challenges in Amarjit's perfect day. If you prefer, you can tackle the shortened version at the end of each question.   Any Problems?  Remember, you can Ask an Expert

Q1.  8:30am - THE BIRTHDAY It's Amarjit's birthday and he's got forty two birthday cards and seven £8 music vouchers from his school mates. Which of these CD albums can he afford? (More than one)  A.  MegaDeath Metal £20 B.  Rhoda's Country and Western Greatest Hits £24 C.  MacBeetle Live £28 D.  Mango Pops Unwired £30 E.  GurlBanned £32 F.  Max's Golden Oldies £38 G.  Best of Wasis 2 £40 OR: List all the multiples of 8 between 20 and 40.  (from the SatsMuncher 1 Challenge)   Q2.  8:45am It's registration time in 9DS.  Mr. Sani is telling the pupils that he is looking for a pupil to represent Year 9 this year in the Annual Schools Conference - in sunny Barbados.  He chooses a name from the register without looking.  There are fifteen boys and fifteen girls.  Does he have: A.  more chance of picking a boy at random? B.  less chance of picking a boy at random? C.  the same chance of picking a boy at random? Lucky Amarjit is selected! OR: Do you have a bigger, equal or smaller probability of randomly choosing a red counter from a bag with an equal number of both coloured counters?  (from the SatsMuncher 2 Challenge)   Q3.  9:00am - THE PRIZE Amarjit settles down for school assembly.  The Head Teacher, Mr. Simpson, reads out his name as one of the Maths Prize winners.  Amarjit walks to the front amid the deafening cheering and applause. Each winner gets 10% of the £190 prize. How much does Amarjt win?  OR : What is 10% of £190? (from the SatsMuncher 3 Challenge)

Q4.  9:30am - THE NATIONAL CHAMPIONSHIPS ... and Amarjit's favourite lesson, PE.  Mr. Coach, the PE teacher announces the star gymnast to represent the school in the 2006 national championships, and it's ... Amarjit! He gets his own ensuite mini-gym, with showers, sauna and vending machine. If the mini-gym floor is a square surface covered in 64 square metres of gym matting, what is the length of each side? OR: If the area of a square is 64 square metres, what is the length of one side? (from the SatsMuncher 4 Challenge)   Q5.  11:00am: SCHOOL ELECTION RESULTS This week, the school has been gripped by voting fever!  After manic canvassing and voting for the new School Captain, Mrs Hassan's announces the results: ' ...and with one thousand five hundred and seventy-one votes, the new School Captain is ... Amarjit Kelsi!' The School Newsletter reports this figure to the nearest thousand.  Does it say: A.       1570 ? B.       1600 ? C.       2000 ? or D.   1000 ? OR: What is 1571 to the nearest thousand? (from the SatsMuncher 5 Challenge)   Q6.  12:45 - LUCKY LUNCH-TIME Maths Prizewinner, National Championships competitor and School Captain by lunchtime - Amarjit's hungry!  He chooses three items - a soup, a salad and a fruit pudding, each the same price.  On the way to the till, he spots a £5 lunch voucher on the floor  ( - what's the chances?)  He ends up paying only £1 for his lunch. How much was the soup? OR:  3u - 5 = 1.  What is the value of u? (from the SatsMuncher 6 Challenge)   Q7.  1:45pm - DESIGNER THE TIMES  Last lesson of the afternoon is Design and Technology.  Amarjit's CD tower design is selected as Best Year 9 Modern Times Design. Everyone in the class uses his design to build a CD tower.  On his scale drawing, 1 cm stands for 5 cm.  If one section of wood is 7 cm long on his drawing, what length do the pupils need to cut? OR: If a 1 cm line represents 5m distance, what does 7 cm represent? (from the Week 7 Challenge)   Q8.  3:15pm: PENALTY SHOOTOUT GAME ACE It's the end of the school day and Amarjit's off to Computer Club with his friends. He has 2 goes at Penalty Shootout.  His mean score is 30 goals in 60 seconds - making him the Birmingham Ace Player of the day. If one of the scores was 32 goals, what was his other score? OR: The mean of two numbers is 30.  If one number is 30, what is the other number? (from the SatsMuncher 8 Challenge)

Q9.  Now Amarjit gets 2 free goes at the next game level. This time his mean score is 7 goals with a range of 4 goals.  What was each of the two scores? OR: The mean of two numbers is 7.  Their range is 4.  What are the two numbers? (from the SatsMuncher 8 Challenge)   Q10.  7.30pm  THE BIRTHDAY MEAL A good birthday so far.  Now Amarjit's off to the UBC Cinema to celebrate.  He's treating his mates to an all-in-one ticket for a film, a meal and a drink.  Altogether, the bill is £60. He sees the Special Offer: ' 10% Off Over £50'. How much does Amarjit pay?  Is it: A.  £50.00 ? B.  £54.00 ?  C.  £66.00 ? D.  £59.40 ? OR: What is the sale price of a £60 item after a 10% discount? (from the SatsMuncher 3 Challenge)

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