Solve each item on scratch paper and write the answer on the blank. [Use π
= 3.14]_________ 1. What is the place value of 6 in 874,695,457?
_________ 7. Round each number to the nearest thousand and estimate the sum of 7 501 + 8 398 + 6 521 .
_________ 8. In 345,846, how many times as great is the underlined 4 than the 4 that is not underlined?
_________ 9. What is the largest digit that can be placed in the blank to make 45,__78 divisible by 6?
_________ 10. Two numbers are 23
x 32 x 5 x 11 and 22 x 33 x 5 x 7 respectively written as products of their prime factors. Write their least common multiple using exponents.
_________ 12. What is the difference between the largest and the smallest numbers that canbe formed using all the digits 4, 5, 7 and 9?
_________ 22. Joy bought 1 ½ dozen mangoes for ₱105. At the same rate, how much will 5 dozen mangoes cost?
_________ 23. A gold coin weighs 20 grams. If the coin contains gold, copper and tin in the ratio 4:3:1, how much gold is there in the coin?
_________ 25. A book is opened to where the sum of the numbers of the facing pages is 313. What is the bigger of the two page numbers?
_________ 26. Pat had 12 apples. He gave each of his friends ¾ of an apple and kept ¾ for himself. How many friends were with him?
_________ 27. There are 680 Grades 4-6 students in a school. If 35% of them are in Grade 5, how many Grade 5 students are there?
_________ 28. Rose bought a blouse at a discount of 18% for ₱147.60. What was the marked price of the blouse?
_________ 29. There are 240 scouts in a school. If 90 of them are cubs, what percent of the scouts in the school are cubs?
_________ 30. Ann can make one uniform with 2.4 m of cloth. How many uniforms can she make from 20 m of cloth?
_________ 31. Which of the following numbers can be written as the sum of two primes? a. 25 b. 35 c. 51
d. 57
_________ 35. If 8 men can do a piece of work in 6 days, how many men can do it in 4 days at the same rate?
_________ 36. A restaurant charges 4% service charge. If your order amounted to ₱450, how much did you pay?
_________ 37. A closed box for a raffle is 5 dm long, 3.5 dm wide and 7 dm high. If it is tobe completely covered with colored paper, how much surface is to be covered?
_________ 38. An aquarium is 6 dm long, 4 dm wide and 4 dm high. How many liters of water does it contain when it is full?
_________ 40. How many cubic meters of soil will be needed to raise a 4 m long and 2.5 mwide flower plot by 15 cm?
_________ 41. If your step is about 70 cm and you can make 60 steps a minute, how far canyou walk in 10 minutes?
_________ 42. A park is 85 m long and 70 m wide. If you jog around it 6 times, how many meters will that be?
_________ 45. The scale of a map is 1cm : 15 km. If two towns are 4.5 cm apart on a map, how many kilometers apart are they?
_________ 46. A school basketball team won ¾ of its games. If it won 14 more games than it lost, how many games did it play?
_________ 47. The parallel sides of a trapezoidal field are 52 m and 68 m. If they are 48 m apart, what is its area?
_________ 48. A certain sum of money is sufficient to pay the wages of 12 men for 15 days. For how many days will it be enough for 9 men?
_________ 49. The length of a rectangular garden is 3 m more than the width. If the perimeter is 106 m, find the length of the garden.
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