Answer Key for Primary Mathematics 2A Placement Test
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1.
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(a)
10
(b) 346
(c) 2; 0; 4
(d) 258
(e) 407
(f) 400
(g) 679
(h) 572
(i) 195
(j) 1
(k) 7
(l) 50
(m) 30
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2.
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(a) >
(b) <
(c) <
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3.
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103, 130, 301, 310
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4.
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(a) 348
(b) 168
(c) 597
(d) 569
(e) 443
(f) 126
(g) 502
(h) 465
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5.
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285
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6.
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(a) 132
(b) 30
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7.
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(a) 881
(b) 617
(c) 323
(d) 602
(e) 350
(f) 126
(g) 353
(h) 364
(i) 600
(j) 721
(k) 352
(l) 324
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8.
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(a) 930
(b) 631
(c) 216
(d) 354
(e) 638
(f) 190
(g) 59
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9.
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(a) 9
(b) 5
(c) 4
(d) 14
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| 10. |
(a)
m
(b) cm
(c) cm
(d) m
(e) cm |
| *11. |
(a)
yd
(b) ft
(c) in.
(d) ft
(e) in. |
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12.
|
B
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13.
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(a)
98
(b) 28
(c) 22
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| *14. |
(a)
False
(b) True
(c) False
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15.
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(a)
g
(b) kg
(c) kg
(d) g
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| *16. |
(a)
oz
(b) lb
(c) lb
(d) oz |
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*17.
|
(a)
134
(b) 212
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18.
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(a)
760
(b) 670
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19.
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(a)
3 x 6 = 18
(b) 6 x 3 = 18
(c) 18 ÷ 3 = 6
(d) 18 ÷ 6 = 3
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20.
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(a)
8 ÷ 2 = 4
(b) 8 ÷ 4 = 2
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21.
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(a)
8
(b) 15
(c) 4
(d) 18
(e) 18
(f) 7
(g) 20
(h) 4
(i) 6
(j) 3
(k) 9
(l) 3
(m) 8
(n) 8
(o) 21
(p) 20
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22.
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5
x 2 = 10
or 2 x 5 = 10
10
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23.
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30
÷ 3 = 10
10
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24.
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16
÷ 2 = 8
8
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25.
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6
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26.
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9
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27.
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14
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*28.
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12
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* Note: Starred problems pertain only to Primary Mathematics US edition.
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