Table:
interval name | size (steps) | size (cents) | midi | just ratio | just (cents) | midi.1 | error
perfect fifth | 42 | 700.0 | play (help·info) | 3:2 | 701.96 | play (help·info) | −1.96
septendecimal tritone | 36 | 600.0 |  | 17:12 | 603.0 |  | −3.00
septimal tritone | 35 | 583.33 | play (help·info) | 7:5 | 582.51 | play (help·info) | +0.82
tridecimal tritone | 34 | 566.67 | play (help·info) | 18:13 | 563.38 |  | +3.28
11th harmonic | 33 | 550.0 | play (help·info) | 11:8 | 551.32 | play (help·info) | −1.32
(15:11) augmented fourth | 32 | 533.33 | play (help·info) | 15:11 | 536.95 |  | −3.62
perfect fourth | 30 | 500.0 | play (help·info) | 4:3 | 498.04 | play (help·info) | +1.96
septimal narrow fourth | 28 | 466.66 | play (help·info) | 21:16 | 470.78 | play (help·info) | −4.11
17:13 narrow fourth | 28 | 466.66 | play (help·info) | 17:13 | 464.43 |  | +2.24
tridecimal major third | 27 | 450.0 | play (help·info) | 13:10 | 454.21 | play (help·info) | −4.21
septendecimal supermajor third | 27 | 450.0 | play (help·info) | 22:17 | 446.36 |  | +3.64
septimal major third | 26 | 433.33 | play (help·info) | 9:7 | 435.08 | play (help·info) | −1.75
undecimal major third | 25 | 416.67 | play (help·info) | 14:11 | 417.51 | play (help·info) | −0.84
major third | 23 | 383.33 | play (help·info) | 5:4 | 386.31 | play (help·info) | −2.98
tridecimal neutral third | 22 | 366.67 | play (help·info) | 16:13 | 359.47 |  | +7.19
neutral third | 21 | 350.0 | play (help·info) | 11:9 | 347.41 | play (help·info) | +2.59
septendecimal supraminor third | 20 | 333.33 |  | 17:14 | 336.13 |  | −2.80
minor third | 19 | 316.67 | play (help·info) | 6:5 | 315.64 | play (help·info) | +1.03
tridecimal minor third | 17 | 283.33 | play (help·info) | 13:11 | 289.21 | play (help·info) | −5.88
septimal minor third | 16 | 266.67 | play (help·info) | 7:6 | 266.87 | play (help·info) | −0.20
tridecimal 5/4 tone | 15 | 250.0 | play (help·info) | 15:13 | 247.74 |  | +2.26
septimal whole tone | 14 | 233.33 | play (help·info) | 8:7 | 231.17 | play (help·info) | +2.16
septendecimal whole tone | 13 | 216.67 |  | 17:15 | 216.69 |  | −0.02
whole tone, major tone | 12 | 200.0 | play (help·info) | 9:8 | 203.91 | play (help·info) | −3.91
whole tone, minor tone | 11 | 183.33 | play (help·info) | 10:9 | 182.4 | play (help·info) | +0.93
greater undecimal neutral second | 10 | 166.67 | play (help·info) | 11:10 | 165.0 | play (help·info) | +1.66
lesser undecimal neutral second | 9 | 150.0 | play (help·info) | 12:11 | 150.64 | play (help·info) | −0.64
greater tridecimal 2/3 tone | 8 | 133.33 |  | 13:12 | 138.57 |  | −5.24
great limma | 8 | 133.33 |  | 27:25 | 133.24 |  | +0.09
lesser tridecimal 2/3rd tone | 8 | 133.33 | play (help·info) | 14:13 | 128.3 |  | +5.04
septimal diatonic semitone | 7 | 116.67 | play (help·info) | 15:14 | 119.44 | play (help·info) | −2.78
diatonic semitone | 7 | 116.67 | play (help·info) | 16:15 | 111.73 | play (help·info) | +4.94
greater septendecimal semitone | 6 | 100.0 |  | 17:16 | 104.95 |  | -4.95
lesser septendecimal semitone | 6 | 100.0 |  | 18:17 | 98.95 |  | +1.05
septimal chromatic semitone | 5 | 83.33 | play (help·info) | 21:20 | 84.47 | play (help·info) | −1.13
chromatic semitone | 4 | 66.67 | play (help·info) | 25:24 | 70.67 | play (help·info) | −4.01
septimal third-tone | 4 | 66.67 | play (help·info) | 28:27 | 62.96 |  | +3.71
septimal quarter tone | 3 | 50.0 | play (help·info) | 36:35 | 48.77 | play (help·info) | +1.23
septimal diesis | 2 | 33.33 | play (help·info) | 49:48 | 35.7 | play (help·info) | −2.36
undecimal comma | 1 | 16.67 | play (help·info) | 100:99 | 17.4 |  | −0.73

Question: what is each interval name with a size (cents) greater than 500?
Answer: perfect fifth|septendecimal tritone|septimal tritone|tridecimal tritone|11th harmonic|(15:11) augmented fourth

Question: which interval has the most justs?
Answer: perfect fifth

Question: how many intervals had more than 30 steps?
Answer: 6

Question: what is the highest just (cents) for an interval with a size (cents) less than 500?
Answer: 470.78

Question: what other tone has the same size as the diatonic semitone?
Answer: septimal diatonic semitone

Question: which has a larger size in steps, a tridecimal major third or a tridecimal neutral third?
Answer: tridecimal major third

Question: what is the difference in size (cents) for tridecimal major third and whole tone, minor tone?
Answer: 266.67

Question: name the interval with its size greater than 40 steps.
Answer: perfect fifth

Question: what is the only interval with a size in cents of 150?
Answer: lesser undecimal neutral second

Question: how many intervals have a step size that is less than ten steps?
Answer: 14