Mathematics & Science (optional block)

Mean of [137, 101, 65, 199, 247]?

A 151.8
B 149.8
C 147.8
D 247

Mean of [413, 285, 157, 567, 707]?

A 427.8
B 425.8
C 423.8
D 707

Mean of [350, 243, 136, 483, 602]?

A 362.8
B 364.8
C 360.8
D 602

Mean of [239, 169, 99, 335, 417]?

A 417
B 253.8
C 249.8
D 251.8

Mean of [380, 263, 146, 523, 652]?

A 390.8
B 394.8
C 392.8
D 652

Mean of [191, 137, 83, 271, 337]?

A 337
B 205.8
C 201.8
D 203.8

Mean of [227, 161, 95, 319, 397]?

A 397
B 241.8
C 237.8
D 239.8

Mean of [389, 269, 149, 535, 667]?

A 403.8
B 401.8
C 399.8
D 667

Mean of [161, 117, 73, 231, 287]?

A 175.8
B 173.8
C 171.8
D 287

Mean of [17, 21, 25, 39, 47]?

A 31.8
B 29.8
C 27.8
D 47

Mean of [440, 303, 166, 603, 752]?

A 450.8
B 454.8
C 452.8
D 752

Mean of [335, 233, 131, 463, 577]?

A 577
B 349.8
C 345.8
D 347.8

Mean of [305, 213, 121, 423, 527]?

A 319.8
B 317.8
C 315.8
D 527

Mean of [23, 25, 27, 47, 57]?

A 57
B 37.8
C 33.8
D 35.8

Mean of [50, 43, 36, 83, 102]?

A 62.8
B 64.8
C 60.8
D 102

Mean of [362, 251, 140, 499, 622]?

A 374.8
B 376.8
C 372.8
D 622

Mean of [143, 105, 67, 207, 257]?

A 257
B 157.8
C 153.8
D 155.8

Mean of [374, 259, 144, 515, 642]?

A 386.8
B 388.8
C 384.8
D 642

Mean of [62, 51, 40, 99, 122]?

A 74.8
B 76.8
C 72.8
D 122

Mean of [296, 207, 118, 411, 512]?

A 306.8
B 310.8
C 308.8
D 512

Mean of [167, 121, 75, 239, 297]?

A 297
B 181.8
C 177.8
D 179.8

Mean of [185, 133, 81, 263, 327]?

A 199.8
B 197.8
C 195.8
D 327

Mean of [35, 33, 31, 63, 77]?

A 77
B 49.8
C 45.8
D 47.8

Mean of [56, 47, 38, 91, 112]?

A 66.8
B 70.8
C 68.8
D 112

Mean of [128, 95, 62, 187, 232]?

A 138.8
B 142.8
C 140.8
D 232