Nattybug13
Nattybug13 Nattybug13
  • 11-12-2014
  • Mathematics
contestada

a) Estimate 49% of 162.
b) Use mental math to calculate 49% of 162.

Respuesta :

ollieboyne
ollieboyne ollieboyne
  • 11-12-2014
49% = 50% - 1%

So half of 162 is 81. 1% of 162 is about 2

So 49% ~ 81 - 2 ~79

(actual value is 79.38)
Answer Link

Otras preguntas

Which word from the text best describes Proserpina? (5 points) A) Hesitantly B) Wandering C) Innocently D) Chided
plsss help meee plus help mee
The table represents a function. A 2-column table with 5 rows. The first column is labeled x with entries negative 6, 7, 4, 3, negative 5. The second column is
Harry got 42 out of 49 correct in his test. What fraction of the marks did he get wrong? Give your answer in its simplest form.
the bearing of point p from A​
WHY IS Umm an Nar CULTURE SO IMPORTANT
Which of the following has more inertia: (a) a rubber ball and a stone of the same size? (b) a bicycle and a train? (c) a five-rupees coin and a one-rupee coin?
(-9n^4+8)-(9n^4+2n^3+5n^2)=
What was added to the Constitution to secure ratification? the Preamble the Federalist Papers the Northwest Ordinance the Bill of Rights
at a coffee shop, the first 100 customers’ orders were as follows