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tante
Questions (13)
a horizontal trough is 16 meters long and its ends are isosceles trapezoids with an altitude of 4 meters, an upper base of 6
1 answer
2,714 views
a light is hung 15 feet above a straight horizontal path. If a man is 6 feet tall is walking away from the light at a rate of 5
1 answer
4,673 views
Roll a fair, six-sided die 28 times. Let X be the sum of the first 10 rolls. Let Y be the sum of the last 10 rolls. Find the
0 answers
318 views
for 2 indépendant uniform random variables X , Y in [0,3] find conditional pdf f(XY | X = 1/3)
0 answers
436 views
A ream of papers of 500 sheets forms a rectangular prism 11 in. by 8.5 in. by 2 in. What is the volume of one sheet of paper?
1 answer
558 views
how many cubes with an edge of 2 cm can form a rectangular prism that measures 6 cm by 4 cm by 4 cm?
1 answer
685 views
how many balls with a diameter of 6 cm. each can a square box hold if the box has a measure of 36 square cm. on each side?
1 answer
543 views
lenlen cut a rectangular block of cheese into cubes with an edge of 3cm. each. the base area of the block is 36 square cm. if
2 answers
1,508 views
how many 8 cu.cm sugar cubes can sandy put in a 4cm by 8cm by 8cm box?
1 answer
912 views
for every 12 people crossing the street, 7 of them used the pedestrian lane and the rest did not. if 48 people crossed the
2 answers
1,194 views
Hi Dan, kindly provide detail equation how to arrived to your answer.
21 boys, 21 girls. 7:5 - 6 girsl is 21 boys to 15 girls
1 answer
377 views
for every 12 people crossing the street, 7 of them used the pedestrian lane and the rest did not. if 48 people crossed the
1 answer
566 views
the ratio of boys to girls in the gym is 7:5. when 6 more girls enter the gym, the ratio of boys to girls becomes even. how many
2 answers
1,340 views