ABIATOR'S CONTRACT MATHS   B102

Compiled by AnjulberG for non-profit classroom use. Includes material from various sources


B 102

(1) Make 24: (a)  (8 ÷ 2) + (4 x 4) = 24      (b)  (12 ÷ 3) x (9 – 3) = 24
                       (c)  (3 x 7) + (3 x 1) = 24      (d)  (7 x 7) – (5 x 5) = 24   (Other answers may be possible)

(2) Letters, Numbers... Confusion!!:  A = 6,  B = 9,  C = 3,  D = 1,  E = 7  F = 5   (Other answers may be possible)

(3) Patterns:  [a] 17, 19, 23  (primes)    [b] Ef, Fg, Gh    [c] (any five-letter word), (any six-letter word), (any seven-letter word),     [d] 1, 0.5, 0.25

(4) Terrarium:  6 crickets, 3 spiders, 3 frogs

(5) Card Collection:   Jen has 69 more cards.

(6) Colour 'Em!:   Dog = brown   Cat = grey   Cow = black   Flower = white.

(7) Dotty Square:   N/A; sight solutions in class.

(8) Some More Soma:  N/A; sight solutions in class.

(9) Wheelies:  N/A; sight solutions in class.

(10) Pentomino Puzzlers:  N/A; sight solutions in class.

(11) Problem Galleria:
Problem 11.1:  GORDON = 15      MAY = 20
Problem 11.2:  a) 84.8 litres in the tank      b) 15.2 litres still to go
Problem 11.3:  $35.75
Problem 11.4:  144cm2
Problem 11.5:  4.8515625kg
Problem 11.6:  66 handshakes
Problem 11.7:  Jun earns $7, 493.85 less than Jiro each year.
Problem 11.8:  12cm
Problem 11.9:  25cm
Problem 11.10:  59 full turns (actually 59.694364 turns)