Which number sentence shows the correct placement of the decimal point in the product, based on the two factors?
3.48 × 42.37 = 147.4476
23.2 × 8.8 = 20.416
0.39 × 7.2 = 28.08
43.72 × 9.2 = 4,022.24

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.

Nthe opening scene of the movie raiders of the lost ark, indiana jones replaces a golden statue with a bag of sand. the platform on which the statue is placed is designed to detect the mass of the statue. if the bag of sand has a different mass than the statue, then a mechanism triggers and destruction ensues. the density of gold is about 20\text{ g/cm}^320 g/cm 3 20, space, g, slash, c, m, start superscript, 3, end superscript. the density of sand can be estimated at 2.5\text{ g/cm}^32.5 g/cm 3 2, point, 5, space, g, slash, c, m, start superscript, 3, end superscript. the gold statue can be modeled as a cylinder with height 25\text{ cm}25 cm25, space, c, m and radius 8\text{ cm}8 cm8, space, c, m. in terms of \piπpi, what is the mass of sand indiana jones needs to avoid triggering the mechanism?