The questions are asking what percent it changed, not what amount.
If you write .6 and .7 as fractions you get 6/10 and 7/10. If you double those you get 12/20 and 14/20, so one potential fraction between the two could be 13/20.
If the restaurant uses 150 grams and then sells 50 sub sandwiches
The ham needed is 50 x 150 = 7500 gram = 7.5 kg
Answer:
ok this the answer By definition, a rectangle is a parallelogram because its pairs of opposite sides are parallel. A rectangle also has the special characteristic that all of its angles are right angles; all four of its angles are congruent. The other special case of a parallelogram is a special type of rectangle, a square.
Step-by-step explanation:
