Answers (2023)

Teaser 3197	Victor’s PIN is 3603
Teaser 3196	K = 105 L = 112 ==> 31 pushes
Teaser 3195	Sides: 35 and 73 ft (theta = 39.31)
Teaser 3194	1/2 + 4/8, 3/6 + 5/10 2/4 + 3/6, 1/5 + 8/10 1/5 + 8/10, 4/6 + 3/9 4/6 + 3/9, 1/2 + 5/10 1/2 + 5/10, 3/6 + 4/8 4/5 + 2/10, 1/3 + 6/9 ==> Solution [7, 8] 1/3 + 6/9, 4/8 + 5/10 1/3 + 6/9, 2/4 + 5/10 4/8 + 5/10, 1/2 + 3/6
Teaser 3193	There are 512 boys in the school.
Teaser 3192	13 games: 3-2-4-1 -> 4-3-2-1 -> 4-1-3-2 …
Teaser 3191	2
Teaser 3190	Jo: (AS, 3D -> 6H) Bo: (6C, 4H -> QD)
Teaser 3189	A = 1 B = 2 C = 7 D = 8
Teaser 3188	A minimum of 9 stamps with 2p and 31p stamps.
Teaser 3187	grid size = 13, squares = [1, 4, 16, 36, 49, 64]
Teaser 3186	Class birthdays 03/01/1983, 03/04/1983 and 03/07/1983.
Teaser 3185	[ 16 512 4 | 8 32 128 | 256 2 64 ] -> 1022 [ 8 1024 4 | 16 32 64 | 256 1 128 ] -> 1533 [ 16 1024 2 | 4 32 256 | 512 1 64 ] -> 1911
Teaser 3184	Distance = 4.5 feet [(x, y) = (8, 3), (8, 9)]
Teaser 3183	Magnitudes (20, 40, 72), B values (2400 2400, 1344)
Teaser 3182	21, 49, 52, 22, 38
Teaser 3181	Globe radius: 19cm [(15, 36, 39), (9, 40, 41)]
Teaser 3180	Una elected with votes from Jingo and King.
Teaser 3179	Liam’s score: (3, 3, 4, 5, 5)
Teaser 3178	length = 125mm (a = 192mm, b = 56mm, c = 200mm)
Teaser 3177	(17, 7, 101, 41, 67) __17____7__101___41___67 __89___73___29___37____5 __13__103___11___83___23 __43___47___31___53___59 __71____3___61___19___79
Teaser 3176	270m^2 [w = 32, h = 18, x = 12, y = 3].
Teaser 3175	54 sectors with 18 winners (P = 1/27).
Teaser 3174	95 row ages: [(83, 97), (79, 81), (71, 89), (67, 91), (73, 86, 95)]
Teaser 3173	Labelling lines (0 ..23) from left to right and then from top to bottom, the minimum and maximum turns and lines to reach critical positions are: 8 [4, 5, 7, 9, 14, 16, 18, 19] and 14 [0, 1, 2, 3, 5, 10, 11, 12, 13, 17, 18, 20, 22, 23]
Teaser 3172	17:00 28:04 (39) [<- 16:59 28:04 (41) <- 16:59 27:04 (37)]
Teaser 3171	76 sprites.
Teaser 3170	588 seconds (n = 5, N = 1).
Teaser 3169	1/41 3/89 2/43 (gain 89 -> 80)
Teaser 3168	16 19 27
Teaser 3167	Cards played (0 1 0 0 1 1 1 0 1) -> Helen wins with 157 points.
Teaser 3166	Radii: [1, 2, 4, 6, 7, 12] [6 -> (1, 7) -> {8, 24}] [12 -> (2, 4) -> {16, 24}]
Teaser 3165	Area = 468cm^2 (rectangle: 24cm x 32cm).
Teaser 3164	TWO + THREE + THREE = EIGHT in text 327 + 30466 + 30466 = 61503 in base 8 215 + 12598 + 12598 = 25411 in base 10
Teaser 3163	ONE:1; TWO:2; THREE:3; FOUR:2; FIVE:3; SIX:5; SEVEN:2; EIGHT:2; NINE:1 E=17, F=5, G=2, H=5, I=11, N=5, O=5, R=5, S=7, T=7, U=2, V=5, W=2, X=5
Teaser 3162	on:[11, 12, 13, 14] off:[39, 36, 39, 36] dc%:[22, 25, 25, 28] min/max: 22/28 on:[12, 13, 12, 13] off:[36, 37, 38, 39] dc%:[25, 26, 24, 25] min/max: 24/26
Teaser 3161	Red Yellow Blue Black (A->Blue: ABYR ABRY ARBY RABY RAYB YARB YABR AYBR AYRB ARYB YRAB RYAB)
Teaser 3160	Two answers, the first hymn number is either 256 or 961.
Teaser 3159	4 coins from (1, 4, 9, 16, 25, 36) ==> 4 coins from (1, 4, 9, 16, 36) missing [51, 59] ==> (4, 2, 6, 1, 3) width 14.035 4 coins from (1, 4, 9, 16, 36, 49) ==> 4 coins from (1, 4, 9, 16, 36) missing [51, 59] ==> (4, 2, 6, 1, 3) width 14.035 4 coins from (1, 4, 9, 16, 25, 36, 49) ==> 4 coins from (1, 4, 9, 16, 36) missing [51, 59] ==> (4, 2, 6, 1, 3) width 14.035 see: https://sundaytimesteasers.wordpress.com/wp-content/uploads/2023/04/st3159-1.png Easter Egg: MINIMS + SUTTA is an anagram of NUMISMATIST
Teaser 3158	(N1 = 594) – (N2 = 45) ==> (N3 = 549) – (N4 = 54) ==> (N5 = 495)
Teaser 3157	There are 36 teams in the league.
Teaser 3156	19 Acrobats; Elephant @(19) ==> 17 @(2) <== 11 @(13)
Teaser 3155	75°C <==> 167°F C = (20, 65, 70, 75, 730, 865, 7520)
Teaser 3154	(157, 283, 409)
Teaser 3153	2 km. (https://sundaytimesteasers.wordpress.com/wp-content/uploads/2023/03/st3153a.png)
Teaser 3152	Stamps: (9, 6, 5, 1) [23: (1, 1, 1, 3), 32: (1, 2, 2, 1), 36: (2, 2, 1, 1)]
Teaser 3151	Maximum Possible Variety Cost = £2.84 (d = 80, n = 5).
Teaser 3150	9880 balls (4 x 19 layer square, 38 layer triangular).
Teaser 3149	(827, 409, 61, 53) -> 82740961 -> (8, 27, 4096, 1)
Teaser 3148	This teaser has a flaw (the intended answer is 1/3)
Teaser 3147	N = 8 (2% forgeries)
Teaser 3146	16 teams in the league, each playing 6 games.
Teaser 3145	173056