# What number is missing from the sequence 43.3 26.1 17.5 8.9 0.3?

The answer depends on the position of the missing number.

If it is the first, then it is 86.3.

If the second, then 34.7,

If the third, then 21.8,

If the fourth, then 13.2,

If the fifth, then 0.3 and

if the sixth, then 0.3 (again).

### What years have 261 week days?

A regular (non-leap) year has 52 weeks plus one day, and a leap year has 52 weeks plus 2 days. 52 * 5 (weekdays per week) equals 260. Therefore, any regular year that starts and ends on a weekday has 261 weekdays (all regular years start and end on the same day of the week). For a leap year to have 261 weekdays, one of the two days in addition to the 260 that are…

### Where is telephone country code 261?

Country code +261 (dialed from many places as 00 261) is Madagascar. Landline numbers generally begin with +261 20. VSAT numbers begin with +261 22. Mobile numbers begin with +261 30 (Madamobil), +261 32 (Orange), +261 33 (Zain), or +261 34 (Telma). (The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix…

### What are the factors and prime factors of 261?

261 is a composite number because it has factors other than 1 and itself. It is not a prime number. The 6 factors of 261 are 1, 3, 9, 29, 87, and 261. The factor pairs of 261 are 1 x 261, 2 x 87, and 9 x 29. The proper factors of 261 are 1, 3, 9, 29, and 87 or, if the definition you are using excludes 1, they are 3, 9, 29…