Select the correctly punctuated sentence from the options below.
It is the correct use of a hyphen. It appropriately connects the words "well-known" to describe the fact.
120% of 400 + ?% of 520 = 1000
(23.95)2 – (25.006)2 + (8.0099)2 – (7.07)2 = ? - (14.990)2
5.45% of 1854 – 37.5% of 1096 = ? – 48% of 630
(√121 + √196) × 7 =? × 5
(18% of 360) ÷ 0.4 = ?
25.6% of 250 + √? = 119
8 × 25% of ? = 400
((1024)n/5 × (42n+1 ))/(16n × 4n-1 ) = ?
2(3/4) of 2880 + 54% of 7520 - ? = 302
